LOONG Features：1.100% brand new and high quality.2.Adjustable to any angles ，and fit to all types of Vehicles3.Easy Operation4.Compatible smart phone5.USB port charging different mobile device6.Support music play7.Support hands free answering the calling8.FM transmitter9.4in1 design，FM Transmitter & Car Charger & Handsfree & MP3 PlayerSpecifications:1.Bluetooth Version: Bluetooth v3.02.Transmit distance:10m3.FM frequency range:88.1~107.9MHz4.Music format:MP3/WMA/WAV/SBC5.Input voltage: DC 12V-24V6.Working voltage:DC 9~24V7.Operation temperature:-10-70 degrees8.SNR:68dB9.Distortion:<0.1%10.Frequency response:20Hz-15Khz11.Left and right channel dB:>60dB12.Support Bluetooth profiles:HFP/HSP，A2DP/AVRCP13.Power consumption:<1w14.Size:45*45*99mm15.Color:BlackPairing：1.Plug the product in your car cigarette socket，meanwhile the indicator lights of Bluetooth and frequency 87.8 are on 2.Press the "FM CH" button to select the channel from 87.8-102.8MHz.To open car FM radio after channel choosed，it will search and save current frequency automatically.3.Open the Bluetooth on Phone，search pairing name"BT-MP3" and click the link，after connecting，please open the media in your phone to play the music you like.Package Included:1 x Car Kit MP3 Player1 x English User Manualhttp://contestimg.wish.com/api/image/rating?name=b426702c7b8911e68b9c065f903a9ac5.jpg&w=1000&h=1000&m=0&t=0