This versatile portable Bluetooth speaker is designed for Bosch BAT Series 18V batteries, offering up to 24 hours of playtime with a 4.0Ah battery. Despite its compact size, it delivers impressive 30W Hi-Fi stereo sound with enhanced bass. Features include Bluetooth 5.3 connectivity, TWS functionality for pairing two speakers, and an RGB light show. The user-friendly design incorporates dual USB ports for charging and playing music from flash drives, a detachable shoulder strap, and a low-voltage protection chip. This speaker combines durability, portability, and high-quality audio for an exceptional listening experience at job sites or parties.