【Versatile Audio Player】This 12V car MP3 player features colorful lights, intelligent Bluetooth connectivity, and supports TF card and USB drive playback for a comprehensive in-car audio experience 【Powerful Sound Output】Equipped with a TDA7388 amplifier IC, delivering impressive 60W x 4 channel output power for immersive audio quality 【Wide Radio Reception】Supports FM (87.5~108MHz) and AM (522-1620KHz) frequencies, with adjustable regional settings for Europe, America, Asia, and Russia 【Advanced Connectivity】Bluetooth 5.1 technology ensures stable wireless connection, while the 'Car APP' support enables convenient control and car-finding features 【Multi-Functional Design】Includes RDS for real-time traffic broadcasts, 40-band equalizer, dual Bluetooth for connecting two phones simultaneously, and voice assistant activation in Bluetooth mode 【Convenient Audio Management】Features audio source copying function, allowing users to save favorite audio or radio stations to TF card or USB drive for easy future playback 【Enhanced Safety Features】Comes with power polarity reverse protection to prevent circuit board damage in case of incorrect power connection Specifications: Model: S3710 Type: Car MP3 Player Radio Frequency: FM 87.5~108MHz, AM 522-1620KHz Radio IC: C9630 Amplifier IC: TDA7388 Output Power: 60W x 4 Working Voltage: 12~14.4V Working Temperature: -10~60℃ Bluetooth Version: 5.1 CPU: SWT6D955 Display: LCD_VA screen (75x25mm with colorful lights) Installation Size: 178x100mm Faceplate Size: 172x97mm USB: Front USB 2.0 TF Card: Supported RCA Output: 4 channel audio output (2 left + 2 right) Subwoofer Output: 2 channels External Mic Input: Supported Front Aux Input: Supported Audio Formats: MP3/WMA/WAV/FLAC/APE Language: English