Specifications:
Bluetooth Version: 5.3
Material: ABS + Silicone
Working Distance: 10m
Battery Life: 2-4 hours
Output Power: 5W
Battery Capacity: Speaker - 18650 battery, 800mAh; 

Microphones - 14500 battery, 400mAh each
Charging Method: USB
Charging Voltage: 5V
Product Dimensions: Speaker 13.913.68.5cm; Microphone 132.52.5cm
Package Weight: 610g