IPX7 Waterproof Bluetooth Speaker

Bluetooth Version: 3.0
Operating Distance: up to 33 feet (10 M)
Waterproof Grade : IPX7
Output power: 3W(max)
Frequency response: 110Hz-19kHz
Sensitivity: 92Db
Impedance: 3ohm 3W
Signal & Noise Ratio: ≥75dB
Built-in Rechargeable Battery : 3.7V 400mAH lithium battery
Playing Time: Approx. 4 hours
Talking Time: Approx. 6 hours
Standby Time: Approx. 30 hours
Charging: DC 5V ,300mAh
Color: Grey with Black, Blue with Black (Optional)
Main Item Size: Approx. 7.5 * 7.5 * 5.2cm / 2.95 * 2.95 * 2.05in
Main Item Weight: Approx. 123g / 4.33oz
Package Size: Approx. 13.5 * 10 * 5.5cm / 5.31 * 3.94 * 2.17in
Package Weight: Approx. 170g / 5.99oz