Features:Adjustable to any anglesFull frequency FM transmitterDigital displaySupports line audio inputWith power off switch(USB direct connect)Supports MP3/WMA/WAV format musicanswer, hang up, reject, redial calls and other functionsAudio cable length: 122cm/ 48.03" (Approx.)version: V3.0+EDRFrequency: 20h - 20KHZSensitivity: -42db +/-3db 360Voltage: 5V +/-0.5Working current: 45mA(max)Standby current: 25mA(max)Effective distance: 5mRF output: 4dBmFrequency:FM Frequency: 87.5 - 108.0MHzTransmitted power: 87 dBuv/107dBuvEffective distance: 2m