Bluetooth wireless technology with mic and music and volume controls built into the earcup for answering/ending calls, controlling music & video playback and controlling volume on Bluetooth wireless devices.

Remembers up to eight devices and automatically connects with the last paired device.

Employs aptX sound-improvement technology, specifically created to yield the best-possible audio performance over Bluetooth transmission.

Double Air Chamber System naturally expands bass output for powerful bass without sacrificing audio clarity.

Large 53 mm drivers for outstanding sound quality.

Built-in, high-quality headphone amplifier ensures clear and accurate sound reproduction from the wireless signal.

Precision-machined aluminum housings eliminate vibration for extremely accurate sound reproduction.

Soft, memory foam earpads provide a comfortable fit with outstanding sound isolation.

Smooth, easily adjustable headband slider ensures a comfortable fit.

Internal battery provides six hours of continuous use (200 hours on standby) on a full charge.

1.2 m (3.9') cable with mic/controls provides a wired connection for when wireless operation is prohibited (e.g., in airplanes or hospitals) or when battery power is low.

Includes 1.0 m (3.3') USB charging cable.

Type : Closed-back Dynamic

Driver Diameter : 53 mm

Frequency Response : 8 – 26,000 Hz

Sensitivity : 105 dB/mW

Impedance : 37 ohms

Weight : 275 g (without cord)

Cable : 1.2 m (3.9') with 3.5 mm stereo mini-plug

Connector : 3.5 mm (⅛") stereo mini-plug

Accessories Included : 1.0 m (3.3') USB charging cable, pouch

Type (Microphone) : Condenser

Sensitivity (Microphone) : -44 dB (1V/Pa at 1 kHz)

Frequency Response (Microphone) : 50 – 4,000 Hz

Polar Pattern (Microphone) : Omnidirectional