Type: Wireless Microphone
Material: Aluminum Alloy
Bluetooth: 4.2
Charging Voltage: DC 5V
Charging Time: 3-4hrs
Sing Time: Up to 36hrs
Battery Capacity: 3.7V 1200mAh (Included)
Transmission Distance: 10m/32.8ft (Approx.)
Maximum Sound Pressure Level: >115dB 1KHz THD