Optimize product title: Waterproof Outdoor Portable Bluetooth Speaker with RGB Colored Lights - War Drum 3rd Generation

Product information:
Power supply mode: Built-in lithium battery
Frequency range: 100HZ-20KHZ
Processing Method: customization as request
Packing List: Speaker charging cable audio cable strap
Applicable people: general
Functions: card insertion, waterproof, radio, dustproof, drop-proof, voice prompt, call function
Power type: USB
Color: blue, black, red, silver gray, camouflage
Interface Type: USB
Applicable scenarios: car, desktop, fitness sports, outdoor, home, mobile/portable, square dance, broadcasting system, outdoor lawn
Channel: 2.2
Shell Material: Plastic
Operation mode: Button

Speaker+charging cable+audio cable+strap