Car bluetooth FM Transmitter MP3 Player With Dual USB Outputs 3.1A And TF Port

Feature: 1.Wirelessly transmit the music and phone call to your car stereo system. 2.Full optional FM frequencies: 87.5 to 108.0 MHz. 3.Elegant LED screen to display numbers. 4.Support playing music form TF card / USB disk. 5.Support MP3 & WMA format. 6.Equip bluetooth V4.2 technology, with hands-free talking function. 7.Built-in microphone with echo cancellation & noise suppression(CVC) technology. 8.Support A2DP with excellent Hi-Fi stereo sounds. 9.Dual USB port with 5V/3.1A charging output. 10.Memory function, will connect automatically next time. 11.Detect & display the voltage. Specification: bluetooth Version: V4.2 + EDR Frequency Range: 20Hz to 20KHz Sensitivity: -42db 3db USB output voltage: 5V 0.5 Frequency: 2402~2480MHz Effective Range: ?5 meters RF Output: 4dBm FM Frequencies: 87.5MHz - 108.0MHz FM Transmitted Power: 87dBuv/107dBuv Package Included: 1 X Car bluetooth MP3 Player