Wireless Bluetooth Speaker Portable Waterproof Subwoofer

Function: waterproof, call function
Type: bluetooth speaker
Connection method: Bluetooth connection
Interface type: USB
Frequency response range: 100HZ-20KHZ
Signal-to-noise ratio: ≥75dB
Power supply mode: built-in lithium battery
Effective distance: 18 meters
Operation mode: button
Shell material: plastic
Appearance size: 90X90X115MM
Color: blue, black, red, green
Power supply: USB
Built-in battery capacity: 1200mAh-2000mAh
Battery capacity: 1500mAH

Package Contents:
Bare metal X1 packaging X1 foam X1 wiring X1 manual X1 certificate X1