100% Brand New! Description: Rated operating voltage: 12V Working Voltage limits: 9-26V USB Output: 5V/1A Working Temp: 0-50 Support Play format: MP3 WMA SNR: >60db Distortion: 60db BT Version: Version 2.1+EDR Bluetooth sound processing: A2DP(Advance Audio Distribution Profile) Bluetooth transmission distance: 10M Bluetooth microphone effective range: 0.5-2M FM transmission frequency: 87.5-108Mhz FM transmitter mode: Stereo digital PLL locking Full frequency fm transmitter Digital display Supports line audio input With power off switch (usb direct connect) Supports U disk TF card player Supports mp3, WMA format music Bluetooth answer, hang up, reject, redial calls and other functions Bluetooth stereo music play Echo cancellation and noise supports (CVC) technolony a call Supports USB output voltage, the maximum output 5V/2.5A Automatic power-off memory function Package Included: 1x Bluetooth FM transmitter Car Charger 1x Audio Cable 1x User Manual