Read more Compact Wireless Speaker Bring huge sound with you on any adventure. Witness rugged durability and enjoy exceptional sound quality in a compact, grab-it-and-go design. Equipped with a 50 mm driver and a rear bass-pumping passive radiator for massive sound in an unassuming package. Bluetooth 5.0 technology provides a seamless, clear connection with reduced battery drain for hours of wireless listening. Simple, rubberized onboard controls let you adjust playback and take phone calls with the press of a button. IPX7 waterproof rating means this speaker can take spills, splashes, showers, and more, just dry it off, clip it on, and get back to the trail. Read more Waterproof With an IPX-7 waterproof rated design, you can take the Big Blue Go speaker to the beach, pool, or anywhere else. Read more Music on the Go Just clip it on and take your music anywhere! Read more Small Speaker, Big Sound A rear passive radiator delivers powerful bass performance, complementing the super-clear 50mm driver. Read more Touch to Link Two Speakers Touch two Brookstone Go speakers together and they wirelessly connect to each other, playing your music in true stereo sound. Read more Specifications OUTPUT POWER 10W EFFECTIVE RANGE Approx. 30 ft (10 m) BATTERY LIFE 10 hours * Actual performance varies based on settings, volume level, and usage SPEAKER TYPE Full range Full range A2DP, AVRCP, HFP, HSP CHARGE TIME 2.5hrs DIMENSIONS (W X H X D) 1 1/2 x 4 1/4 x 4 1/4 FREQUENCY RESPONSE 80Hz–20,000Hz CHARGE METHOD USB Type C WEIGHT 286g SIGNAL-TO-NOISE RATIO >75dB INPUT AND OUTPUT TERMINALS Stereo Mini Jack (IN), USB Type C (DC IN) BLUETOOTH VERSION Version 5.0 The latest Bluetooth version features longer range and increased battery life BATTERY CAPACITY 1000mAh WATER PROTECTION IPX7 Rated waterproof design