Water Resistant Bluetooth Speaker

All Cellhelmet accessories come with a lifetime manufacture warranty.  Audio & Playback Maximum output: 16 W stereo (via dual drivers) Driver size: 48 mm  Frequency response: 55 Hz – 20 kHz  Stereo pairing: Can pair two units for a wider stereo soundstage Durability & Design Ingress Protection: IP67 – fully dust‑tight and waterproof up to 1 m for 30 min Build: Rugged exterior with an RGB light ring for nighttime ambiance Portability: Includes removable carabiner strap for easy attachment to packs or belts Battery & Power Playtime: Up to 20 hours on a single charge  (OfficeDepot lists up to 12 hours – likely conservative estimate) Charging: USB‑C charge port; full charge time ~3–4 hours  Connectivity & Controls Bluetooth: Wireless pairing with smartphones, tablets, etc. Interface: Touch‑sensitive controls for volume, track skipping, speaker pairing, and hands‑free calls Hands‑free calling: Built‑in microphone enables call functionality