E108 DSP Stereo Wireless Headsets FM Radio Broadcast System for Tour Guide Teaching Meeting Training Travel Field Interpretation 1 Transmitter & 30 Receivers (White)

LCD display on both transmitter and receiver, showing channel and volume for easy operation. Includes an earphone for improved listening. Features a lock switch to prevent accidental activation. The lanyard can be worn comfortably around the neck. Slim, attractive design, lightweight, and compact.
Expandable & DIY: One transmitter can pair with numerous receivers. If you have more than one tour guide or simultaneous interpreting area to add, you can DIY to meet your requirements.
For Transmitter: (1) Maximum transmission distance is approximately 80 meters (in open area, no obstacles). (2) Powered by a BL-5C 3.7V 1000mAh Li-ion battery.
Four levels of power output: 0.01 mW, 10mW, 100mW, 200mW. (3) Three types of
Broadcasting Modes: (a) 3.5 mm
AUX input: For transmitting audio from your smartphone, computer, MP3, or CD player.
(b) Mic input: With a lapel microphone, for broadcasting your voice for speeches, teaching, training, traveling, etc. (c)
Supports TF card (MP3 format): Only supports MP3 files.
For Receiver: (1) FM frequency range, no AM. This portable radio uses digital signal processing technology, employing software programming to achieve wireless radio.
(2) 5 Station Presets: Manually store five favorite stations; press the 1-5 keys to quickly select a stored station. (3) Mono/stereo selectable, with a 24-hour digital clock. Powered by 2 AAA batteries (not included). 30-level volume control. Lock switch to prevent accidental activation. (4) Comes with an ear-in headphone