TECHNICAL SPECIFICATION: · SNR: 65 dB · frequency range: 20 Hz~20k Hz · bass and treble: 100 Hz · max. output 4x50 W · speaker impedance: 4 – 8 Ohm · frequency 87.5 - 108 MHz · sensitivity: 25 dB · channel separation: 60 dB · resolution: 35 dB · amplitude modulation: 522 KHz-1620 KHz Car radio with the ability to play music from a memory card or USB drive, features a detachable panel and Bluetooth. FUNCTION: 1. Bluetooth A2DP and AVRCP functions – voice calls. 2. Dynamic, colorful display. 3. Formats: MP3/WMA/FLAC/WAV. 4. Reading USB/SD/MMC. 5. EQ mode switch. 6. Power-Off function and automatic memory. 7. FM radio: automatic channel search, automatic saving after search completion. 8. Clock display.