Wireless Speaker IP67 Waterproof Portable Bluetooth Speaker with Reverse Charging & Dual Speaker Stereo Link

Oval lightweight portable speaker with 20° upward tilted acoustic design, fitted with high-performance racetrack woofer and independent tweeter for powerful deep bass and clear balanced sound, low distortion at high volumes. IP67 dustproof & waterproof structure fits outdoor beach and camping use. Up to 24h playback runtime, USB-C bidirectional charging to power mobile devices externally. Equipped with detachable carry lanyard and anti-slip silicone back for easy transport. Class 1 Bluetooth supports one-touch pairing for iOS & Android, two units can link for stereo or amplified dual-channel audio. Built-in mic enables hands-free calls and voice assistant control.