SHIDU M300 Wired Voice Amplifier With 3-Inch Trumpet (10W, Bluetooth 5.0, 1800mAh)

Output Power: 10W | Model: M300 Wired | Bluetooth Version: 5.0 | Battery Capacity: 3.7V 1800mAh | Charging Voltage: 5V 1.5A | Frequency Response: 120Hz–18KHz | Trumpet: 3 Inch | Size: 120×88×43mm | Weight: 258g | Case Material: ABS | Working Temperature: −10°C to 45°C | Interface Function: TF Card / U-Disk / Type-C Charging Port / MIC