Versatile function: Clock, Alarm; AUX, USB and micro SD inputs Strong and Powerful: 8W (Tweeter) + 12W (Subwoofer) Bluetooth 5.0V for faster and further signal transmission 5200 mAh large capacity batteries for extended playback time LED Screen for audio mode and Time display The LED screen can automatically match environment brightness Wooden box design delivers high-quality sound Multi-function buttons for easier use Side panel bass reflex port for great low-frequency bassPower output (RMS) SW 12W R/L:4W+4W Signal to noise ratio : 80dB (A) Input sensitivity : AUX: 400±50mV : Bluetooth: 400±50mFFS : USB: 400±50mFFS Audio input : AUX, USB, Bluetooth Driver unit : L/R: 1 3/4inch, SW: 2 3/4inch Speaker dimension : 192.5x113x115mm