DescriptionJBL GO 2 Portable Wireless Bluetooth SpeakerThe JBL GO 2 is a full-featured waterproof Bluetooth speaker to take with you everywhere. Wirelessly stream music via Bluetooth for up to 5 hours of continuous JBL quality sound. Making a splash with its new IPX7 waterproof design, GO 2 gives music lovers the opportunity to bring their speaker poolside, or to the beach. GO 2 also offers crystal clear phone call experience with its built-in noise-cancelling speakerphone. Crafted in a compact design with 12 eye-catching colors to choose from, GO 2 instantly raises your style profile to all-new levels.General Specifications:Bluetooth version 4.1Support A2DP V1.2, AVRCP V1.5 HFP V1.5, HSP V1.2Transducer 1 x 40mmOutput power 3.0WFrequency response 180Hz – 20kHzSignal-to-noise ratio ≥80dBBattery type Lithium-ion polymer (3.7V, 730mAh)Battery charge time 2.5 hoursMusic playing time up to 5 hours (varies by volume level and audio content)Dimensions (H x W x D) 71.2 x 86.0 x 31.6 (mm)Bluetooth transmitter power 0-4dBmBluetooth transmitter frequency 2.402-2.480GHzBluetooth transmitter modulation GFSK/DQPSK/8DPSK