"Product information:

Perfect sound｜DSP technology and three-dimensional experience with switchable sound modes.

Rulin live | 55mm dynamic bass boost speaker and dual passive radiators enhance sound quality and power

Professional bass｜Dual 14W speakers

Long-lasting battery life | Up to 16 hours of battery life

Instant pairing｜Bluetooth 5.0 automatic connection, ad hoc AUX wired connection

Keep talking｜Convenient hands-free calling

Professional waterproof｜Innovative SweatshieldTM technology, IP67 dustproof and waterproof design

Double the joy｜Two UBOOM L speakers can be connected"