Tendzone, established in 2010, is a global leader in providing advanced audio-visual (AV) solutions and manufacturing high-quality AV products. We specialize in a wide range of cutting-edge technologies, including audio processors, microphones, speakers, power amplifiers, AV over IP systems, digital conference systems, and MIDIS Distributed Multimedia Transmission Control Systems. Our solutions are trusted across industries such as conference rooms, command centers, education, multi-functional halls, and stadiums.
Why Choose Us
Comprehensive Solutions
From high-quality AV products to custom solutions and ongoing support, we provide everything you need for a seamless AV experience.
Innovation
We invest heavily in R&D to stay ahead of technological trends and provide cutting-edge solutions.
Expertise & Experience
With years of experience in manufacturing and systems integration, our skilled team optimize your AV environment for exceptional performance and ease of use.
Tailored & Flexible Services
Recognizing that each client has unique needs, we collaborate closely with you to create solutions that are perfectly suited to your specific requirements. Your vision is our blueprint.
Quality Control
All our products undergo rigorous testing to ensure they meet the highest standards of durability and performance.Our commitment to cutting-edge technology ensures reliability, outstanding performance, and seamless integration with your systems.
Reliable Support & Maintenance
Our dedicated team provides comprehensive support throughout the project lifecycle, project design, product recommend and installation suggestions, technical assistance, ongoing maintenance and support.
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![5G Wireless Digital AP]()
5G Wireless Digital AP5G wireless digital AP : The Advanced Wireless Access Point is engineered to deliver high-speed, reliable wireless connectivity while accommodating the demands of modern communication environments. -
![5G Wired Conference Unit]()
5G Wired Conference Unit5G Wired Conference UnitElegant Design: Prestige and high-end appearance crafted from high-strength alloy metal for a sophisticated look.Superior Sound Quality:Professional gold-plated capacitor -
![5G Wireless Conference Unit]()
5G Wireless Conference UnitHigh-Quality Audio Capture 5G Wireless Conference units.Advanced Touch Screen: Features a 4.3-inch full-color touch screen displaying essential information, customizable settings, and conference -
![5G Wireless Conference System Host]()
5G Wireless Conference System Host5G Wireless Conference system host Dual Connectivity: Offers wired and 5G wireless options for flexibility.High-Speed 5G: Ensures low-latency data transmission for efficient meetings.Interference -
![Wireless Desktop Delegate Rectangular Columnar Unit]()
Wireless Desktop Delegate Rectangular Columnar UnitThe Tendzone Z-3101C/Z-3101D rectangular columnar unit is an ultra-directional wireless condenser microphone that uses 2.4G frequency hopping technology to connect to the host. -
![Wireless Desktop Chairman Rectangular Columnar Unit]()
Wireless Desktop Chairman Rectangular Columnar UnitThe Tendzone Z-3101C/Z-3101D rectangular columnar unit is an ultra-directional wireless condenser microphone that uses 2.4G frequency hopping technology to connect to the host. -
![Wireless Desktop Delegate Gooseneck Unit]()
Wireless Desktop Delegate Gooseneck UnitIt has built-in DSP audio processing capabilities, a howling suppression function, and a built-in 2000 mA rechargeable nickel-hydrogen battery. The working time can reach 7 hours. The maximum pickup -
![Wireless Desktop Chairman Gooseneck Unit]()
Wireless Desktop Chairman Gooseneck UnitThe Tendzone Z-3001C/Z-3001D gooseneck unit is an ultra-directional wireless condenser microphone that uses 2.4G frequency hopping technology to connect to the host. -
![2.4G Wireless Conference Host]()
2.4G Wireless Conference HostThe Tendzone Z-3001 digital wireless conference system is a complete set of systems based on 2.4G standard, combining high-quality audio and video technology with powerful interactive wireless data -
![Desktop Delegate Rectangular Columnar Unit]()
Desktop Delegate Rectangular Columnar UnitThe Tendzone MTZ-921C&MTZ-921D all-digital network conference system microphone units are pure conference discussion speaking units. -
![Desktop Chairman Rectangular Columnar Unit]()
Desktop Chairman Rectangular Columnar UnitThe Tendzone MTZ-921C&MTZ-921D all-digital network conference system microphone units are pure conference discussion speaking units. -
![Desktop Delegate Gooseneck Unit]()
Desktop Delegate Gooseneck UnitThe Tendzone MTZ-910C&MTZ-910D all-digital network conference system microphone units are pure conference discussion speaking units.
OEM/ODM Service
Our dedicated customer support team offers reliable technical support, quick response times, and preventive maintenance service.
OEM Service
As a professional AV provider, We focus on understanding the unique requirements of our clients.Identify any technical limitations or challenges the client currently faces, such as space constraints, budget limitations, or specific user needs.
● Logo
● Package
● Colors
● Materials
ODM Service
Maintenance Services: Offer client-customized maintenance plans based on usage, equipment types, and client preferences.Increased lifespan and reliability of the AV systems, leading to a better overall client experience.
● Communicating
● Confirming
● Customizing
Our Best-Selling Digital Conference System
Wireless Desktop Delegate Rectangular Columnar Unit
The Tendzone Z-3101C/Z-3101D rectangular columnar unit is an ultra-directional wireless condenser microphone that uses 2.4G frequency hopping technology to connect to the host. It has built-in DSP audio processing capabilities, supports feedback suppression function, and a built-in 1600 mA rechargeable lithium battery. The working time can reach 8 hours. The maximum pickup distance of the rectangular columnar microphone is 50cm.
Wireless Desktop Delegate Gooseneck Unit
The Tendzone Z-3001C/Z-3001D gooseneck unit is an ultra-directional wireless condenser microphone that uses 2.4G frequency hopping technology to connect to the host. It has built-in DSP audio processing capabilities, a howling suppression function, and a built-in 2000 mA rechargeable nickel-hydrogen battery. The working time can reach 7 hours. The maximum pickup distance of the gooseneck microphone is 50cm.
2.4G Wireless Conference Host
The Tendzone Z-3001 digital wireless conference system is a complete set of systems based on 2.4G standard, combining high-quality audio and video technology with powerful interactive wireless data transmission function. Based on core DSP audio technology and 2.4G wireless transmission technology, it creatively uses distributed multi-point intelligent transmission technology to solve the distribution control of control signals, greatly improves the reliability of control signal transmission.
Desktop Chairman Rectangular Columnar Unit
The Tendzone AMH-N72C&AMH-N72D all-digital network conference system microphone units are pure conference discussion speaking units. The host and units, and units and units are directly connected by network cables, supporting ring links. The speaking unit switch button and microphone stem are both equipped with blue LED status feedback indicators, provide a 3.5mm stereo headphone output interface , and the volume is independently adjustable.
Wireless Desktop Delegate Rectangular Columnar Unit Specification
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Mounting type |
Tabletop |
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Frequency response |
20Hz-20KHz |
|
Sensitivity |
-46dB±4dB |
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THD |
<0.05% |
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Power input |
24V DC |
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Microphone length |
Standard 410 mm, Optional 310/510mm |
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Headphone jack |
Mono 3.5mm |
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Internal loudspeaker |
4Ω/3W |
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Weight |
0.75 kg |
|
Dimensions |
160×140×53 mm (W*D*H) |
|
Operating temperature |
0~45°C |
|
Storage temperature |
-20~50°C |
Wireless Desktop Delegate Gooseneck Unit Specification
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Operating Power |
DC2.8V-4.5V |
|
|
Consumption Power |
120mA |
|
|
Microphone Rod |
420mm |
|
|
Audio Channel |
Communication Method |
UHF wireless method (one-way) |
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Frequency Range |
530MHz-590MHz |
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Modulation Mode |
FM |
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Maximum Modulation |
50K |
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Radiant Power |
＞+10dBm (10MW) |
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Frequency Deviation |
<15ppm |
|
|
Reference Speaking Distance |
8cm~30cm |
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Control Channel |
Communication Method |
Wireless method (two-way) |
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Number of Channels |
60channels |
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Frequency Range |
916MHz~928MHz |
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Modulation Mode |
GFSK |
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Receiving Sensitivity |
＞0dBm (1V) |
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Radiant Power |
＞+10dBm (10MW) |
|
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Frequency Deviation |
<15ppm |
|
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Date Rate |
4.8Kbps |
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Operating Temperature |
-10℃~40℃ |
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Dimensions (W×H×D) |
132mm×72mm (excluding microphone rod)×143mm |
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|
Weight |
0.85kg |
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2.4G Wireless Conference Host Specification
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Power Supply |
DC12-17V |
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Frequency Range |
2400MHZ-2483.5MHZ |
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Operating Mode |
FHSS |
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Reception Mode |
FSK |
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Receiving Sensitivity |
≧100dBm |
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SNR |
>90dB |
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Distortion |
<0.05%dB |
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Effective Working Distance (in Open Environment) |
≤30m (Omnidirectional antenna) |
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≤40m (Connect directional antenna) |
|
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≤70m (Connect antenna amplifier + directional antenna) |
|
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Power |
6.5W |
|
EIA Standard Chassis |
Suitable for desktop or rack-mounted installation. |
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Conference Mode |
FIFO, limited speech, chairman only, time-limited speech. |
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Three kinds of audio output terminals can be connected to recording or audio equipment. |
|
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4.3" TFT full-view LCD displays working status. There are 6 function buttons for system function setting and adjustment. |
|
|
Host Package Dimensions (L×W×H) |
560×480×195mm |
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Host Machine Dimensions (L×W×H) |
480×410×84mm |
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Host Gross Weight |
8kg |
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Host Net Weight |
4.2kg |
Desktop Chairman Rectangular Columnar Unit Specification
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Transmission technology |
FS-FHSS selection frequency hopping, |
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Encryption technology |
32-bit encryption |
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Working frequency |
ISM International Licensed Frequency Band |
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Audio frequency response |
20Hz~20kHz |
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Sensitivity |
-24 ±3 dBFs/Pa |
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Equivalent noise level |
-87.6 dBFs |
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Maximum sound pressure |
120dB (THD<3%) |
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level |
<0.05% |
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Total harmonic distortion |
>96dBA |
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Signal to noise ratio |
φ14mm cardioid directivity PDM |
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Microphone type |
Digital microphone core |
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Directional |
0°/180° |
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Pole length |
410mm (standard, with 310mm /510mm length options) |
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Earphone Output interface |
3.5 mm jack |
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Recording output interface |
3.5 mm jack |
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Headset load |
>16Ω |
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Headphone volume |
10mW |
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Built in speaker (version dependent) |
2W/8Ω |
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Rated voltage |
3.7V |
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Maximum power consumption |
<1.2W |
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Battery capacity |
2600mAH |
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Consecutive battery use time |
10 hours (depend on the different versions of the microphone) |
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Dimension (L×W×H) |
141×161×53mm |
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Working temperature |
0~45°C |
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Storage temperature |
-20~50°C |
Wireless Desktop Delegate Rectangular Columnar Unit Features
● Full metal microphone pedestal plus rectangular column microphone stem, simple and elegant.
● 14 mm diameter gilded capacitance microphone with cardioid directed electred, can deliver clear sound effect.
● Built-in windproof cotton, optimizing the structure design of the acoustic chamber , and bringing better sound quality.
● Adjustable microphone angle, convenient for collecting the sound Highly resistant to mobile phone interference.
● Black full metal pedestal covered by low-reflectance and grinding coatings.
● Stable and thick pedestal with shock-proof insulating rubber pad, effectively reducing friction vibration and mechanical noise on the installation surface.
● 3-pin nickel-plated XLR male socket on the back of the pedestal serves as the output terminal of audio signal.
● Microphone supports 48V phantom power supply.
● Self-locking ON/OFF button is available, press the button, and see the red indicator lights, then the microphone is on, press again, the microphone is off.
● Suitable for conference, lecture, teaching and other occasions.
● It can co-work directly with audio processor or mixer.
Wireless Desktop Delegate Gooseneck Unit Features
● Optimized and enhanced, the connection is more stable, and the 2.4G frequency hopping technology can coexist with WIFI routers.
● The microphone adopts a directional condenser microphone with high sensitivity, wide frequency response and clear sound quality.
● The system has a built-in DSP audio processing module with a howling suppression function to prevent the system from "howling".
● The sound pickup distance can reach 50cm.
● Anti-mobile phone interference.
● The red matte halo indicates the microphone's speaking status.
● Environmentally friendly and energy-saving high-definition OLCD display screen displays microphone power, signal strength,
microphone number, speaking time, microphone working status and other information in real time.
● When the chairman microphone priority button is pressed, the delegate microphone is automatically turned off.
● The chairman's microphone is not restricted and can be connected in series in the system to control the delegate microphones.
● Support multiple chairmen online at the same time.
● Supports free setting of VIP or representative identity for microphone.
● The microphone is dual powered and can use three NiMH rechargeable batteries (standard) or ordinary AA batteries.
● Wireless Conference System host(receiver)
● 2.4G universal wireless control and transmission technology
● One system can support up to 255 wireless microphones(chairman units/delegate units)
● Mature self-adaptive FHSS technology, high privacy and ability of avoiding interference
● Can be used with Wi-Fi-and Bluetooth devices without interfering each other
● 4 conference modes:
First in first out
Free mode(1-4 speakers programmable)
Chairman mode
Time=limiting speech mode
● Support camera tracking function,4 camera inputs,2 video outputs
● Support multiple camera communication protocol as PELCO-D, PELCO-P, VISCA
● Intelligent power management, when host is shut down, wireless microphone will shut down automatically
● 240×28 display screen, friendly menu setting, easy to use
● Working distance≥60m
Desktop Chairman Rectangular Columnar Unit Features
● Elegant and ergonomic design
● Exquisite and delicate tabletop design for ease of use and transport
● Cable coming out of the base for a tidier wiring
● Hi-Fi loudspeaker
● Priority button
● Microphone On/Off button
● Braille is present for physical buttons
● Rectangular columnar microphone, the pitching angle of the microphone is adjustable
● OLED screen with high brightness and contrast, wide viewing angle and low power consumption
● "Closed Loop - Daisy Chain" connection topology
● Transmitting up to 64 CHs high quality digital audio signals on a dedicated 8-pin cable
● Supporting 48 kHz audio sampling rate, all 64 channels perfectly reproducing audio frequencies between 30 Hz and 20 kHz
● Excellent immunity to RF interference from mobile phones
● Separate adjustment of gain and EQ (5 band) of each microphone for the perfect sound
● Supporting "PnP" (plug and play)
Our Service
Our dedicated customer support team offers reliable technical support, quick response times, and preventive maintenance service.
Pre-Sales Services：
● Requirement Assessment: As a professional AV provider, We focus on understanding the unique requirements of our clients.Identify any technical limitations or challenges the client currently faces, such as space constraints, budget limitations, or specific user needs.
● Consultation and Recommendations: After we know the customers requirement , we will provide tailored advice on AV products and solutions.
● Demonstrations and Trials: Offering product demonstrations or trial installations to showcase the potential benefits and functionalities of the proposed solutions.
● System Design: Creating customized designs and configurations for AV systems.
In-Sales Services:
● Sales Proposal :Provide clients with a clear understanding of the project scope and costs.
● Project Management: Coordinating various aspects of the implementation, including timelines, resources, and communication among stakeholders.Ensure the successful implementation of the AV system as per the agreed proposal.
● Training and Support: Providing initial training sessions for clients and their teams to ensure they are familiar with the new AV technologies.
After-Sales Services:
● Technical Support: Professional Tech support team ensure any issues with the AV system are promptly addressed.
● Maintenance Services: Offer client-customized maintenance plans based on usage, equipment types, and client preferences.Increased lifespan and reliability of the AV systems, leading to a better overall client experience.
● Upgrades and Updates: Keep to provide the upgrade software to our clients.
●Feedback and Improvement: Customer's feedback will keep to foster continuous improvement in service.
Honor And Qualification
Shenzhen Tendzone Intelligent Technology Co., Ltd. is one of the most professional digital conference system manufacturers and suppliers in China, specialized in providing high quality customized service. We warmly welcome you to buy high-grade digital conference system made in China here from our factory.
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