Feature: 1. Support U disk playback.2. Support TF-Card music playback3. Support WMA, MP3, WAV, FLAC music files.4. Bluetooth-compatible support A2DP, AVRCP ,HFP,.5. Bluetooth-compatible hands-free calling. Support Bluetooth-compatible stereo music DSP technology.Description:material: plasticColor as shownName: Bluetooth-compatible MP3 PlayerRated working voltage: 12V-24VLimited working voltage: 10~26VWorking temperature: 0~50 degreesSupported playback formats: MP3 / WMA / WAV / FLACSignal-to-noise : 60dBBattery voltage error: 0.5VUSB1: U disk/5V/1AUSB2: QC3.0 (3.6V-12V) 18WPD: PD3.0 (3.6V-12V) 18WBluetooth-compatible version: Version 5.0Bluetooth-compatible sound processing: with DSP technology and A2DP (Advance Audio Distribution Profile) functionBluetooth-compatible transmission distance: Less than 10MEffective distance of Bluetooth-compatible microphone: 0.5~2MFM transmission frequency: 87.5~108MhzTransmit FM mode: Stereo digital PLL frequency Package Contents:1 x Car FM TransmitterOnly the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.