Headphones

Type Active noise-cancelling

Driver Diameter 40mm

Frequency Response 5 - 40,000 Hz

Sensitivity 98 dB/mW (When noise-cancellation used)*1

95 dB/mW (When noise-cancellation not used)*1

Impedance 150 ohms (When noise-cancellation used)*1

35 ohms (When noise-cancellation not used)*1

Battery DC 3.7 V lithium polymer battery

Battery Life Continuous transmission time (music playback):

Max. approx. 25 hours (when Bluetooth and noise-cancellation used)*2

Max. approx. 30 hours (when only Bluetooth used)*2

Max. approx. 45 hours (when only noise-cancellation used)*2

Weight 250g (8.8 oz)

Charging Time 5 hours

Accessories Included USB charging cable (30 cm (1’)

USB Type A / Micro USB Type B)

Cable (1.2 m (3.9’) / 3.5 mm (1/8”) / 2.5mm (3/32”) gold-plated stereo mini-plug)

Pouch

Bluetooth®

Bluetooth® Version Bluetooth Version 4.1