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Infrared controller adopts digital DQPSK modulation technology; Super emission power of IR radiator panel; the maximum working distance can top 40m; also it adopts the arc structure with 135 angle for wide coverage; and the signal power can be reduced to use in small space Fast preset for 3 channel input output; easy operation with corresponding shortcut keys; support 15 language interpretation simultaneously for each interpreter unit; also

With RJ45 network communication port; 24 channels switch; Max. 150m between base station and voting device; Support max. 250 voting device; suitable for meetings or conference translations.


Retekess TR617 is a 15W wireless microphone speaker, it has bluetooth function. It is portable and you can take it easily to anywhere. High quality audio sound, Bluetooth connection, up to 20 meters Customized FM output frequency, one-button connection to FM band amplifier 4000mAh rechargeable battery that can be used for 2-3 hours Suitable for small gatherings such as family, friends, karaoke, birthdays, etc.


Retekess professional simultaneous translation equipment;Conference device Support 32 channel switch; Range up to 150m; UHF transmitter adopts microcomputer CPU control tech; Better anti-interference ability. IR automatically pair


Long transmission distance is up to 150m; Support maximum 24 channels; LCD display, adopts 96x64 dot matrix; 3.7V 1020mAH lithium battery; Display can be automatically sleep when low battery power; Can dynamically display ID number of unit.


T129 wireless receiver 2.4Ghz Powered by 2 AA battery Volume Adjustable Comes with earpiece 30 channels


4 keys for sign in; Support switch between 24 channels; Powered by 3.7V 1020mAH lithium battery; With dynamically display power technology; LCD display, with 96x64 dot matrix; Less signal interference or statics Long transmission distance top 150m

Retekess Infrared Simultaneous Interpretation system support 8 channel audio output with metal material; 4, 8, 16 channels system available; Cable delay compensation functions; 7 inch touch screen of interpreter unit; LCD display for Infrared Receiver; Rotary microphone bar

1, Wireless signal transmission, more convenient 2, No operation automatic sleep function 3, Display with detachable bracket, support placed on the desktop or hanging on the wall 4, Color LED light tips: standby, start, foul, success 5, Wireless remote control: start, timing, reset 6, 3 kinds of answer mode: normal mode, voice mode, elimination mode 7, Suitable for knowledge contests, debate contests in schools, companies


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Frequency Range:746MHz~823MHz

This two way guide system has 23 channels, you can use many groups in one location as you want

All people can talk in one group

Strong Anti-interference 

Transmission distance is about 200 meters in the open area

One main transmitter can work with as many as vice receivers

Retekess FT11 FM transmitter supports 4 levels of power output Long communication range Built-in 2000mAh lithium battery Support AUX input and TF card player

TT122 is a 2.4G tour guide system, With 36 channels, it can be used all over the world freely.

It has a very simple design appearance. Good looking

Long-range communication can reach 150 meters in the open area. It has one key pair with all receivers.

One key mute transmitter

One key turns off all receivers in the same channel

Work with unlimited receivers, you can feel free to use in one location with many groups.

$249.99 $219.99