Description:Enjoy a feast of sound.JBL GO 2 is a full-featured waterproof Bluetooth® Bluetooth speaker that can bring pleasant music to any place. With Bluetooth®, you can wirelessly enjoy JBL's high-quality audio for 5 hours. GO 2 caused a sensation with the new IPX7 waterproof design, and music lovers have the opportunity to listen to great music by the pool or on the beach. GO 2 also relies on the built-in noise-cancelling call speaker to bring you a crystal clear call experience. The GO 2 has a compact design with 12 eye-catching colors for you to choose from, which can instantly elevate your style to a new level.[Highlights]3.5mm audio inputAutomatic shut-downBluetoothCall functionwaterproof[Features and Benefits]Wireless Bluetooth® Bluetooth streamingConnect wirelessly to high-quality audio in your smartphone or tablet.Rechargeable batteryBuilt-in rechargeable lithium-ion battery can support 5 hours of continuous playback.Waterproof designThe GO 2 uses an IPX7 waterproof housing, which is the perfect choice for enjoying music on the beach or poolside or even in the water.SpeakerphoneEnjoy crystal clear conference calls over your speaker with the noise free speakerphone.Audio cable inputDon’t worry if Bluetooth is not available, plug the audio cable into the speaker and enjoy your music all the same.[Specifications]Bluetooth® Bluetooth version: 4.1Support: A2DP V1.2, AVRCP V1.5, HFP V1.5, HSP V1.2Inverter: 1 x 40mmOutput power: 3.0WFrequency response: 180Hz – 20kHzSignal to noise ratio: ≥80dBBattery type: Lithium-ion polymer battery (3.7V/730mAh)Battery charging time: 2.5 hoursMusic playback time: up to 5 hours (varies by volume and audio content)Dimensions (height × width × depth): 71.2 x 86.0 x 31.6 (mm)Weight: 184gBluetooth® Bluetooth transmitter power: 0-4dBmBluetooth® Bluetooth transmitter frequency: 2.402-2.480GHzBluetooth® Bluetooth transmitter modulation: GFSK/DQPSK/8DPSK[size]Dimensions (cm)：7.12 x 8.6 x 3.16Dimensions (in)：2.8 x 3.38 x 1.24Weight (kgs)：0.18Weight (lbs)：0.41[Battery]Battery capacity (mAh)：730Charging time (hrs)：2.5[Packing list]1 set of JBL GO 21 Micro USB charging cable1 quick start guide1 This safety manual1 warranty card