100% brand new and high quality Features:1.This product is a car-specific Bluetooth-compatible hands-free car charger MP3 player.2.Using high-performance professional-grade Bluetooth-compatible 4.2 chip3.You can use your Bluetooth-compatible connection to transmit MP3 music from your phone to your car stereo via wireless transmission4.You can also use hands-free calling5.You don't need to modify your car to make it easy for you to enjoy the music while you're on the road.6.Bluetooth-compatible 4.2+EDR version, support operation voice prompts, support call number7.Intelligent recognition of all types mobile phones and other devices, USB charging support 2.0 fast charge.USB 1:2.1A fast charging,USB2:1A charging/support usb disk playing.8.Support FM full-frequency point emission9.MP3/WMA/WAV/APE/FLAC music format, support automatic power off memory function10.Bluetooth-compatible stereo A2DP music playback specification:USB interface: high speed USB2.0Screen: LED screenSupport U disk capacity: 32GB (U disk not included)Power supply: DC12V-24VSupported file types: MP3/WMA/FLAC/WAV/APEOperating Current: 45mA DC12VBit rate: 64-320 kbpsFM frequency range: 87.5-107MHz (100KHz stepping)Signal to noise ratio: 85dB (FM: 65dB)Harmonic distortion: