Bluetooth Speaker Overweight Subwoofer

Product information
Function: subwoofer stereo waterproof
Size: 4 inches Color Classification: Army Green [Subwoofer Stereo+Send Carabiner] Noble Black[Subwoofer Stereo+Send Carabiner] Space Gray[Subwoofer Stereo+Send Carabiner]
Rated power: 10W
Power supply: built-in lithium battery
Shell material: silicone
Applicable scenarios: mobile and portable
Connection method: 3.5MM audio jack USB Bluetooth connection
Applicable people: General weight: 257g

Packing list
Speaker x1