40mm Drivers.

Bluetooth 4.1 Wireless Connectivity.

JBL ShareMe 2.0.

Up to 20-Hour Battery Life.

Built-In Microphone.

Includes Micro-USB Charging Cable.

Includes 3.5mm Audio Cable.

Frequency Response : 10 Hz to 22 kHz

Sensitivity : 100 dB/1 kHz, 1 mW

Maximum Sound Pressure : 115 dB