This car music player is equipped with high-performance chip, it supports playing music files of USB flash / card. Simple operation brings you instant music enjoyment. It also features with USB port which will offer you excellent charging experience during driving. Features - hands-free call: to redial, answer or reject calls after the unit is connected with your phone via . - USB output: Support charging two devices simultaneously by the USB ports - Play songs from your USB Drive / (not included). player: direct playing music and voice navigation of your mobile phone. - AUX IN music playing: Included audio cable allows you to connect the and MP3, MP4, phone or any other audio device via the aux ports. - Dear buyer, Due to lighting effect,monitor’s brightness,manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Specification - Color: As shown - Material: ABS - Size: 14 x 4.5 x 9.5 cm - Input voltage: 12-24v - Output voltage :5 v + / - -0.25 - Output current :1000mA(MAX) - Short circuit protection current: 2.4-3 - version :V3.0 + EDR - Frequency :20 h ~ 20 KHZ - Sensitivity :-42 + / 3 360 - Voltage :5 v + / -0.5 - Operating current :45mA (maximum) - Standby current :25mA (maximum) - Frequency :2.402 ~ 2.480 GHZ - Effective distance :5 - Sensitivity :-92 - output :4 - Frequency: 87.5 MHz - 108.0 MHz Package list: 2 x Transmitter