Bluetooth Wireless FM Transmitter Hands-free MP3 Player USB Charger Modulator

Bluetooth Wireless FM Transmitter Hands-free MP3 Player USB Charger ModulatorFeature: 1.Adjustable to any angles, and fit to all types of vehicles2.Supports bluetooth 4.0/3.0/2.0, support voice & calling prompt3.Support charger for Android & iPhone or other device, max. Output 2.5A4.Full frequency FM transmitter, total support 208 frequency5.Digital Display6.Support MP3, WMA music play7.Bluetooth answer, hang up, reject, redial calls and other functions8.Echo cancellation and noise suppression (CVC) technology during a call9.Automatic power-off memory function10.Bluetooth stereo music play Specification: Rated operating voltage 12V-24V Working voltage limits 9V-28V USB output 5V/2.5A Memory card format MP3/WMA/WAV/FLA Bluetooth version Bluetooth V2.1+EDR baseband and modem Bluetooth transmission distance 10M FM transmission frequency Class2 and class3 Bluetooth receiver sensitivity -85dBm sensitivity SNR SNR>93dB The microphone valid distance 0.5-2m Working temperature 0-50 degree Distortion