House of Marley, Chant Bluetooth Portable Wireless Speaker, Splash Resistant Design IPX4, Integrated Mic for Use as Speaker Phone, Rich Sound an Heavy Bass, Carabiner Clip, EM-JA008-BK Black Bluetooth 4.1 + EDR, A2DP mono audio 1 x 5W - 2" driver + passive radiator Built-in microphone allows for use as speakerphone Rechargeable lithium-ion battery with up to 8 hours of wireless play Blended bio-plastic, silicone and recyclable aluminum housings, bamboo trim ring, exclusive REWIND cloth wrap, carabiner clip