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Portable FM transmitter 4 levels of adjustable power output

Built-in 2000mAh lithium battery

Support TF card and AUX line-in

Crystal sound quality


TR504 FM transmitter Long-range and easy to use Support 4 levels (0.01W;0.05W;0.2W; 0.6W) of output power 3.5mm AUX input Support TF card player


Wireless microphone for Computer, Speaker, Voice Amplifier, Karaoke Machine, FM

Transmitter, Window Intercom System, PA System, Camera, and Public Speech

Automatic pairing

Rechargeable and 8 hours of continuous work

3.5mm connection and comes with a 6.5mm adaptor

Stereo mode without distortion, range up to 50m


Retekess TR506 fm transmitter adjustable power (0.01mW/10mW/100mW/200mW)

$69.99 $49.99

Retekess TR502 FM Transmitter 8-level RF power-adjustable

FM broadcast transmitter for drive-in service

TR502 FM transmitter supports MIC/AUX /U-disk/Bluetooth Audio Input

PC control

$169.99 $149.99

TR510 FM Transmitter use the latest chip QN8007 to produce the more stable signal with NO noise

Broadcast radio station with the frequency of 76-108Mhz, and allows you preset 3 frequencies for convenience to use

Multi-input ways: USB flash drive, Bluetooth, Aux and Mic

Adopts CPU microprocessor, can preset and memorize frequency, LCD display

$149.99 $109.99

TR509 FM Transmitter is approved by FCC and IC

Long range transmitter with stable signal transmission

Stereo audio mode and accept speak and audio input at the same time

Works well with mixer board

FM transmitter for drive in church service, theater, factories, schools, supermarkets, farms, light show and create your own radio station

$119.99 $79.99

In Stock

Low power FM transmitter complies with part 15 of FCC rule, 3.5mm jack for Microphone and audio cable, BNC Type antenna output, LCD digital display, jack for DC 11-13V 

$119.99 $89.99

TR505 FM broadcast transmitter support TF card player USB sound card input

Display OLED screen 

$369.99 $349.99

TR501 FM stationary transmitter with stable signal

Mono/stereo switchable

$105.99 $89.99

Retekess TR504 FM transmitter work with TR108 FM receiver is more


TR504 FM transmitter supports long-range(300m in an open area)

TR108 portable FM receiver earphone supports better experience in the use 

$164.99 $149.99

Magnet-mount antenna 

Remote antenna with 5m extension cable

Suitable for TR501 TR502 TR508 TR509 FM transmitter


Wireless microphone for Retekess FM broadcast transmitters Deep and clear sound quality Convenient to carry and easy to use No interference Range from the radio station up to 15m


FM transmitter mic 3.5 mm condenser microphone for broadcast transmitter Powered by AAA battery table mic Easy to operate and use Suitable for Retekess TR501 and TR502 radio stations