Calus Extreme Boom 3l Portable Wireless Speaker.

Audio Performance: It features 51W RMS power with a 102W peak output, specifically engineered for deep, immersive bass. Battery Life: Equipped with a 3000mAh rechargeable battery, it provides approximately 19.5 hours of playtime at 50% volume. Connectivity: Supports multiple input options, including Bluetooth V5.3, USB, TF card, AUX, and FM radio. It also features TWS (True Wireless Stereo) pairing to connect multiple speakers. Durability: It has an IPX5 waterproof rating, making it resistant to splashes and light rain for outdoor use. Visuals: Includes vibrant RGB lights that sync with the music to enhance the atmosphere. Connectivity: Supports multiple input options, including Bluetooth V5.3, USB, TF card, AUX, and FM radio. It also features TWS (True Wireless Stereo) pairing to connect multiple speakers.