SHIDU H4 30W Mini Karaoke Speaker System (30W, Bluetooth 5.0, 2000mAh)

Output Power: 30W | Model: H4 | Bluetooth Version: 5.0 | Battery Capacity: 7.4V 2000mAh | Charging Voltage: 9V 1.2A | Frequency Response: 80Hz–18KHz | Trumpet: 4-Inch Bass + 1.5-Inch Tweeter | Working Temperature: −10°C to 45°C | Size: 257.6×193.6×95mm | Weight: 1556g | Case Material: ABS Raw Material