FONES BLUETOOTH JBL Tune Flex

Driver sensitivity at 1kHz/1mW (dB) 110

Dynamic frequency response range (Hz) 20 Hz – 20 kHz

Impedance (ohms) 32

Charging case battery life (max hours) 18

Charging time (hours from empty) 2

Maximum music play time with ANC off (hours) 8

Maximum music play time with ANC on (hours) 6

Maximum talk time (hours) 4.5

Maximum play time (hours) 32