EXMAX Portable 0.2W/200mW Stereo Wireless FM Transmitter Radio MP3 Music Player Broadcast with 3.5mm AUX Microphone Support TF Card for Tour Guide System Teaching Simultaneous Meeting Black

FM Transmitter: Using professional transmitting transistors, it gives excellent audio quality. The audio port and microphone port are independent from each other, the input signal will be processed independently too, this decrease the loss of sound quality in a large extent ^^ The maximum transmission distance is about 80 meters(on open area, no obstacles) you could enjoy your awesome broadcasts to all the FM radio Receivers in the room or backyard. The frequency and environment may effect the transmission distance. Powered by BL-5C 3.7V 1000mAh Li-on battery, It comes with 4 levels of power output: 0.01 mW, 10mW, 100mW, 200mW. ^^ 3 kinds
Broadcasting Modes: (1) 3.5 mm
AUX input: Transmitting music( from your smart phone, computer, MP3 or CD player (2)
Mic input: It comes with a lapel microphone, it could broadcasts your voice to the FM radio receivers to make speech, teaching, training, traveling, etc. (3)
Support TF card (mp3 format): it could broadcasts the MP3 files in your TF card. ^^ Designed with Stereo and Mono audio output, both line-in and microphone volume is adjustable by pressing the button on the case, especially suitable for application area such as tourism, meeting room, campus, driving school, teaching stadium, etc