Waterproof Bluetooth speaker

Type: Bluetooth speaker
Connection mode: Bluetooth connection
Interface type: USB
Battery capacity: 800 Ma
Frequency response range: 100Hz-20KHz
Output power: 3R 3W
Signal to noise ratio: ≥ 75db
Power supply mode: built in lithium battery
Channel: mono
Duration: 8 hours
Extended storage: 32GB
Bluetooth protocol: 4.1
Number of horns: 1
Effective distance: 10M
Operation mode: key
Shell material: plastic
Box material: Metal
Appearance dimension: 86 * 97 * 38mm
Product weight: 0.168 (kg)