Feature: 1. Radio (FM) 2. Supports reading memory cards and USB flash drives (audio) 3. AUX function 4. Bluetooth function 5. The RCA audio output can be connected to a subwoofer 6. Supports USB mobile phone charging 7. 40-band real EQ 8. Eye protection LCD display 9. Retro style 10. Anti-falling vacuum coating + laser engraving light transmission process 11. Brand new ABS plastic Specification: Model: KH1517Voltage: 12V Type: Car MP3 player Software: A3 Panel size: 188*58mm/7.40*2.28 Panel light: blue Depth: 65mm/2.56 Radio band: FM Radio chip: QN8035 Power: 4*65W Working temperature: -20~+60 degrees C Bluetooth model: Version 5.0 Power amplifier chip: all new YD7388 Power-off memory: yes EQ: 40-band real EQ, supports a variety of EQ sound effects scene selection: jazz, rock, pop, classical, etc. Radio frequency: FM 87.5~108MHz TF card slot: yes Circuit features: double power supply, double protection, multiple circuit protection design (overload, overvoltage, short circuit) USB port and version: USB 2.0 Button: Physical buttons USB charging current: supports 2.1A fast charging for mobile devices RCA jack: 4-way RCA output (red/white RCA jack) Heatsink: 80g thick die-casting heatsink Power interface: ISO power interface Front AUX audio input: yes Supported audio format: MP3/WMA/WAV/FLAC, supports MP3/WMA high-fidelity lossless audio formats Packing list 1 X Car Radio 1 X Remote Control 2 X Power Cables 2 X Removal Tools 1 X Manual