Features: 1. Microphone connection function; digital color screen display; supports USB interface (U disk) and TF card interface; 2. Power amplifier 2x40W, can connect two 40W speakers at the same time; power-off memory function; supports infrared remote control operation at a distance of 10 meters; 3. Dual decoding supports MP3, WMA, WAV, FLAC, APE lossless format music; supports external audio source input LINE IN; 4. Supports recording microphone function; supports FM radio and frequency band (87.5MHZ-108.0MHZ); 5. Support Bluetooth function, Bluetooth version 5.0; voltage 12V (voltage range 7V-25V), current 2A or more; buttons: four-button multi-directional control, VOL-/ AUTO / VOL+ / MODE; Description: 1. Product model: JQ-D135BT (with power amplifier 2x40W, connected to microphone function) 2. Function introduction: Zhongke Nanxun solution / Power 2x40W / Connect microphone function / Dual decode MP3, WMA, WAV, FLAC, APE lossless format music / Recording microphone function / Read USB disk / Read TF card / Radio FM / External audio source input LINE IN / infrared remote control / power-off memory power / voltage 12V (voltage range 7V-25V) / current 2A or more; 3. Battery Model: Lithium Batteries (not included) Note: Different Batches May Have Differences In Product Appearance, Color, And Printed Characters, Which Will Not Affect The Use size: About length 94 x width 35MM; depth: 38MM Material: ABS colour: As Shown Package Contents: 1 x Bluetooth Mp3 Decoder Board 1 x Remote Control 1 Set Cables Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.