JBL Boombox 4 Portable Bluetooth Speaker

Lossless audio playback) Speaker System: Dual 5′′ woofers, dual 0.75′′ tweeters, and three passive radiators Battery: Up to 28 hours playtime (34 hours with Playtime Boost mode) Powerbank: Yes – USB-C charging for your devices IP Rating: IP68 (waterproof and dustproof) HD Audio: Yes – supports lossless audio via USB-C Multi-Room Capability: Yes – AuracastTM for multi-speaker pairing