Bluetooth version AB5.2
Material process ABS raw material + iron mesh
Battery capacity 1200mAh
Horn specifications 52mm diameter *2+ diaphragm *2
Horn power 4 OH5 watts *2
Charging voltage DC5V
Call or music about 3Hr-4Hr
Power supply mode 18650 battery
Bluetooth distance > 10 m
Frequency response range is 120HZ-20KHZ
Signal-to-noise ratio 75≥dB
