Details Multimedia Wooden Bluetooth Speaker Retro Wood Radio Alarm Clock TF/U disk MP3 Stereo subwoofer with Remote Control Functional characteristics - 1. FM radio automatic search/save2. U disk /MicroSD (TF); AUX IN external audio input3. Four alarm clocks; 4 ringing (USB; SD card; radio; classic ringing)4. Bluetooth hands-free phone; music player5. A-B paragraph loop repeat6. Infrared remote control7. Button operation; 360 degree rotation incremental volume controller8. External 5V DC charging9. Digital clock/perpetual calendar; Backlight LCD display; three kinds of backlight brightness selection10. Time display11.Timing/delayed shutdown12. EQ - 6 kinds of EQ sound effects; when playing TF card and USB music; press the remote control "0" to switch the sound effect mode (JAZZ jazz; CLAS classical; POP pop; ROCK rock; NOA normal; BASS heavy bass) Specification parameter - Output power - 5W RMS (THD+N=10%; FO=1kHz) Signal to noise ratio - ≥70dBA Distortion - ≤1% Frequency response - 10