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  • IP Network & Intercom Paging Microphone
  • T-6702A

Front and Rear Panel

IP Based Audio System one- way desktop paging microphone


* Desktop type design, with 7 inch resistance touch screen equipped with 800 x 480 graphic dot-matrix K600
and 65K color shows. Clear screen and sensitive touch. It entered into standby, low-power save electricity and user-friendly operation screen.

* With number keys, function key interface. Support one key call single zone and whole zones, support direct
operation or intercom any terminal. Support direct operation monitor according to actual environment , and maxi monitor distance to 5 meters.

* Embed PC technology, built-in DSP Audio processing technology design and high speed industrial chip to ensure start time less than 1 second.

* Built-in single network hardware audio decoding module, support TCP/IP , UDP, IGMP(Multicast)protocol, transmit 16-bit stereo audio signal of CD quality through network transmission.

* Support DHCP, compatible routers, switches, Bridges, Modem, Internet, 2G, 3G, 4G, arbitrary , multicast, etc.
Support remote on demand function, support custom audio priority level 1000's sound control (support multipath signal amplification, mixing and tertiary priority control, tone)

* Support two-way intercom function, with network echo cancellation module. network delay is less than 300 ms. At the same time the network echo and noise can be completely inhibited.

* Support for help signal bell, the splash screen tips, a key to accept help, intercom function, can also supports hands-free calls and receive broadcast at the same time, realize the quick links.

* Support multiple call strategy, including call waiting, call forwarding, unanswered reminder.

* Support automatic answer, answer by operation, support customize answering reminder tone.

* Support customize the time transfer time, no one answered, call waiting time.

* Built-in meeting schedule management functions, support meeting discuss mode.

* Built-in 2w all frequency hi-fi speaker to support two-way conversation and network monitor.

* A dia. 3.5 headphone socket and a dia. 3.5 MIC input socket, can matched with headsets and portable microphone in the market.

* One channel audio line output, external power amplifier. one channel audio line input can provide multi-audio supply.

* One short circuit of alarm trigger, cascade outside alarm equipment. One channel short circuit input can be used as trigger voice reminder (or alarm).

* Strong directional microphones to ensure that clear communication without interference.

* Serial port IP address for download of PC to used for modify the network IP address decode module.

* Easy to expand, without being limited by the geographical position. No need for increase management equipment of engine room, simple installation for with network construction design concept.




Network Input

Standard RJ45

Communication Protocol

TCP/IP, UDP, IGMP(multicast)

Audio Format


Sampling Rate


Transmission Speed


Audio Mode

16 digit stereo CD sound quality

Screen Size

7 inch

Screen Resolution

800 x 480 pixel

Screen Type

65 k color DGUS screen

Keyboard Types

Virtual QWERTY keyboard

keyboard Entry Method


Rated Power and Impedance of

4 ohm , 2W

Build-in Speaker




Frequency Response

80Hz~16KHz +1dB/-3dB

S/N Ratio


Rated Power and Impedance of

32 ohm , 20mW



Level of LINE OUT

1000mV Industry-standard voltage wire terminals

Output Impedance of LINE OUT

470 ohm

Input Sensitivity of LINE IN

350mV Industry-standard voltage wire terminals

Input Sensitivity of MIC


Short-circuit input

Dry contact input

Short-circuit Output

Max 3A/120V Dry contact

Working Temp

5 ~40


20%~80% Relative humidity, without condensation

Power Consumption

=< 6W

Power Supply



200 x 160 x 60 mm



3d product demo