Retekess Wireless Microphone Headset FM Transmitter.

Works perfectly with the MegaVoice LifeLight! LifeLight is sold separately

Long transmission distance

The transmission distance of 30m(98ft) in the open air. Easy to use for school, speech, training, conference etc.

Lightweight and easy to wear

The TR503 FM transmitter only 50g, easy to wear and operate

Built-in lithium battery

The TR503 FM transmitter built-in 450mAh lithium battery. Charging time for 2-3 hours. Working time for about 8 hours.

FM transmitter

The transmit frequency of this wireless microphone adjustable from 87MHz to 108MHz. 30 meters transmission distance in the open air. You can use any FM radio or FM speaker to receive the signals

High sensitivity microphone

Hands-free and 16 levels of volume adjustable 

The audio FM transmitter widely used in teaching, tour guide, sales promotion, lectures, meetings, karaoke, fans singing Salesman, Teacher, Host, Speaker, Conference and Karaoke and so on purpose