Car Bluetooth FM and phone call Transmitter + USB Car Charger connect your phone bluetooth with this and enjoy receiving and calling phone calls, music etc. Support MP3/WMA music format Call Echo Cancellation and Noise Reduction(CVC) USB output voltage, provides power to other devices up to 5V/2.5A Automatic memory function of power failure frequency point Strongest Smart USB Car Charger Sonic Speed USB charging, high efficiency, safe and reliable Charging for phone, pad, smart phones, Mp4, PSP, GPS, Bluetooth Device and tablets charge etc. Product description Car Bluetooth FM Transmitter + USB Car Charger with Voltage Display Features: FM transmitter LED display window LINE audio input Independent Bluetooth start /shutdown button Support playing music by USB disk Support MP3/WMA music format Answer /hang up/reject/redial via Bluetooth Bluetooth stereo music play Call Echo Cancellation and Noise Reduction(CVC) USB output voltage, provides power to other devices up to 5V/2.5A Automatic memory function of power failure frequency point Display of on-board battery voltage Parameters: Material: Engineering plastics Rated working voltage: 12V-24V Limit working voltage: 9-262V USB output: 2.5A Working temperature: 0-50C Play format: Mp3 WPA SNR: >60dB Degree of distortion Frequency response: 20Hz-15 KHz Bluetooth version: 2.1+EDR Bluetooth sound processing: A2DP (Advance Audio Distribution Profile)function support Bluetooth transmission distance: 10M Effective distance of Bluetooth microphone: 0-2M FM frequency: 87.5-108 MHz FM mode:Stereo digital PLL frequency locking Packing list: 1 x Car charger 1 x USB charging cable 1 x English user manual " FEATURES Car Bluetooth FM and phone call Transmitter + USB Car Charger connect your phone bluetooth with this and enjoy receiving and calling phone calls, music etc. Support MP3/WMA music format Call Echo Cancellation and Noise Reduction(CVC) USB output voltage, provides power to other devices up to 5V/2.5A Automatic memory function of power failure frequency point Strongest Smart USB Car Charger Sonic Speed USB charging, high efficiency, safe and reliable Charging for phone, pad, smart phones, Mp4, PSP, GPS, Bluetooth Device and tablets charge etc. Brand Earldom SKU EA736EL06Y35WNAFAMZ-289218