Shocking sound field, clear sound without distortion: integrated sound cavity resonance, full-frequency two 66mm units with distinct layers, double the listening experience. Family KTV can be used anytime, anywhere, with convenient and simple connection method, no complicated connection required, open the living room to sing at any time. Large-capacity battery makes listening to songs more enjoyable, small body with large volume, with 3000mAh large battery for about 4-5 hours of battery life, more enjoyable listening. Bluetooth 5.3 technology wireless connection without lag, Bluetooth 5.3 technology, transmission within 10 meters without lag, stable connection process, enjoy smooth music. Rich interfaces, multiple playback modes, support Bluetooth, AUX, TF card and other playback modes, enjoy the happiness brought by music. Color: As Shown Material: Metal Package Contents: 1 x speaker 1 x microphone 1 x charging cable 1 x Chinese and English instruction manual 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.