Waterproof Drop-Proof Wireless Bluetooth Speaker With Subwoofer

Specification:
Type: Bluetooth speaker
Connection method: Bluetooth connection
Interface type: USB
Battery capacity: 2200 mAh
Frequency response range: 100HZ-20KHZ
Output power: 100HZ-20KHZ
Signal to noise ratio: ≥70db
Power supply: Built-in lithium battery
Channel: 5.1
Play time: 10 hours
Effective distance: 15 meters
Function: Waterproof
Operation mode: Button
Play format: MP3
Shell material: Plastic
Box material: Plastic
Product weight: 0.5 (KG)
Power mode: USB