JBL Go 4 Bluetooth Speaker Specifications 
Output power (W)
4.2
Audio Specifications
Dynamic frequency response range (Hz)
90 Hz – 20 kHz
Dimensions (cm)
9.4 x 7.8 x 4.2
Dimensions (in)
3.7 x 3.0 x 1.7
Weight (kgs)
0.19
Weight (lbs)
0.69
Control and Connection Specifications
Bluetooth profiles
A2DP V1.4, AVRCP V1.6
Bluetooth frequency
2400 MHz – 2483.5 MHz
Bluetooth transmitted modulation
GFSK, π/4 DQPSK
Bluetooth transmitter power
≤ 9 dBm (EIRP)
Bluetooth version
5.3
Battery
Charging time (hrs)
3
Maximum music playing time (hrs)
7
Features
Bluetooth
Yes
Charging cable
Yes
Splashproof
Yes
Supports Auracast
Yes
Waterproof
Yes
Wireless
Yes
Multi-Point Connection
Yes
Rechargable battery
Yes
IP Code
IP67
Dustproof
Yes