JBL Boombox 4 – Portable Bluetooth Speaker, Waterproof

Total output power: 130w (ac powered) | 100w (battery powered) audio technology: jbl pro sound | ai sound boost | 3-way speaker system subwoofer: yes (dual built-in woofers) connectivity: bluetooth 5.4 | auracast multi-speaker pairing | usb-c audio battery life: up to 28h (up to 34h with playtime boost) charging time: ~3 hours (usb-c) water resistance: ip68 design: portable | rugged build | integrated carry handle extra features: powerbank function | replaceable battery compatibility: smartphones, tablets & laptops