Portable 3.5mm wireless audio transmitter Transmit FM signals Built in lithium battery that can be recharged Ultra-low work voltage design You can insert into your own audio device(MP4/MP3/Mobile phone), the music signal will be transferred to car audio to play Provides handsfree conversations through your car speaker Help you to realize talking, charging and playing music on the go! 3.5mm stereo headphone plug Output: 5¡À0.1V Current: ¡Ü600mA Storage Temperature: -20¡æ~+50¡æ Working Temperature: -10¡æ~+40¡æ Battery Capacity: 120mAh FM Frequency Band: 87.5-108.0MHZ Transmitting Range: About 15m Color: Black, White Package Included: 1 x Car Audio Transmitter<p> <b><b><img src="https://contestimg.wish.com/api/webimage/58dcaf53ac499e078930dbaf-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/58dcaf53ac499e078930dbaf-1-large.jpg" noproxy><img src="https://contestimg.wish.com/api/webimage/58dcaf53ac499e078930dbaf-2-large.jpg></b></b></p>