Bluetooth 4.2 MP3 Player Handsfree Car Kit FM Transmitter support TF Card U disk QC2.0 3.1A Fast Dual USB Charger Power Adapter Features: --Support Bluetooth hands-free phone calling via its built-in microphone. -- Support A2DP function. Music will be played directly while the mobile phone is connected. -- Built-in dual USB 5V / 4.1A output, 3.1A USB port support smart charging, it is available for charging most kinds of devices in car. -- LCD display of frequency and voltage. -- English voice number prompt. -- Support SD/TF memory card and USB flash drive (1A USB port) reading, can play music files on MP3/WMA/APE/FLAV/WAV format. -- With a support of FM channels, this car MP3 wireless FM transmitter lets you take a break from your regular music. -- Plug the MP3 player into cigarette lighter of your car directly, easy to use and carry. Specification: Type: Car MP3 player Material: ABS Display Color: Blue Bluetooth Version: Bluetooth 4.2 (support A2DP/SBC/AAC/HSP/AVRCP) Files Supported: MP3/WMA/APE/FLAV/WAV FM Frequency Range: 87.5-108.0MHz SNR: 85dB (FM: 65dB) Effective Distance: 5m/16.4ft Working Voltage: DC 12V-24V USB Output: 5V / 3.1A (Smart IC), 5V / 1A Port: 2*USB 2.0; 1*TF card input, up to 32GB max (no include TF card) Item Size: 3.8*4.6*7.8cm / 1.5*1.8*3.1'' (L*W*H) Net Weight: 0.035kg / 1.2oz