JBL Jr310BT

Audio Specifications

Battery

Driver size (mm) 32 Audio Specifications Driver sensitivity at 1kHz/1mW (dB) 90 Dynamic frequency response range (Hz) 20Hz – 20kHz Impedance (ohms) 32 Dimensions Weight (g) 115 Weight (oz) 3.88 Charging Cable Length (m) 0.2 Charging Cable Length (ft) 0.7 Ear Cup External Height (in) 2.5 Ear Cup External Width (in) 2.5 Ear Cup Internal Height (in) 1.2 Ear Cup Internal Width (in) 1.2 Ear Cup Depth (in) 0.6 Ear Cup External Height (cm) 6.5 Ear Cup External Width (cm) 6.5 Ear Cup Internal Height (cm) 3 Ear Cup Internal Width (cm) 3 Ear Cup Depth (cm) 1.6 Control and Connection Specifications Bluetooth profiles HFP v1.5, HSP v1.2, A2DP v1.2, AVRCP v1.5 Bluetooth frequency 2.402GHz-2.48GHz Bluetooth transmitted modulation GFSK,π/4DQPSK, 8DPSK Bluetooth transmitter power 0-4 dbm Battery Charging time (hours from empty) 2 Maximum Play Time (hours)