JBL Go EssentialPortable Waterproof Speaker Spec General Specifications Maximum music playing time (hrs) 5 Output power (W) 3.1 Audio Specifications Dynamic frequency response range (Hz) 180 Hz - 20k Hz Dimensions Dimensions (cm) 8.6 x 7.1 x 3.2 Weight (kgs) 0.18 Control and Connection Specifications Bluetooth profiles A2DP V1.2, AVRCP V1.5 Bluetooth frequency 2400 MHz - 2483.5 MHz Bluetooth transmitted modulation GFSK, π/4 DQPSK, 8DPSK Bluetooth transmitter power ≤ 6 dBm (EIRP) Bluetooth version 4.2 Battery Charging time (hrs) 2.5 Features Bluetooth Yes Charging cable Yes Waterproof Yes Wireless Yes Rechargable battery Yes
