Bluetooth Version: 2.1 + EDR Transmit Distance: 0-10m Frequency Range: 87.5-108.0Mhz Output Frequency: 20Hz-15KHz Supply Voltage: 12-24V Rated Current: 90mA Power Consumption: 1W Work Temperature: 0-50 degrees Support File Format: MP3/WMA USB Charge Output: 5V/2.1A Music Format: MP3 format TF card Maximum support up to 32G (SD card is not included) Compatible Models: iPhone 6S/6S plus/6/6 plus/5S/4S， Samsung Galaxy S3/S4/S5/S6/S6 Edge/S6 edge plus/Note 2/ Note 3/Note4/Note5， Sony Xperia Z Ultra/XL39h8Z1/Z2/Z3/Z4/Z5， HTC One M7/M8/M9， HUAWEI P8/P8 lite/G7， etc. package:1 x Bluetooth MP3 Player FM Transmitter Hands-free Car Kit，1 x Audio Cable，1 x User Manual