Wireless Speaker Portable IP67 Waterproof Dustproof Shockproof Bluetooth Wireless Speaker with ULT Bass Boost & Stereo Pairing Function

This cylindrical portable Bluetooth wireless speaker adopts 2-way active audio structure equipped with independent woofer and tweeter units, supporting one-touch ULT bass boost mode to deliver enhanced heavy bass and immersive sound pressure. It reaches IP67 multi-resistant rating for waterproof, dustproof and shockproof performance, fully adaptable to outdoor seaside and rough usage environments. Built-in rechargeable battery offers maximum 24 hours continuous playback; 10-minute fast charging supplies 120 minutes of music playback, and the USB-C port supports reverse charging to power other portable electronics. It features built-in 7-band adjustable equalizer for personalized sound tuning, plus stereo pairing function to wirelessly link two identical speakers for wide stereo surround sound. Dual-device Bluetooth multi-point connection enables seamless audio switching between two paired devices, with a dedicated CONNECT button for quick speaker linking. A stowable shoulder strap is included for one-handed grab-and-go transport, while built-in microphone delivers clear hands-free call performance, paired with simple intuitive physical control buttons.