Driver Type: Dynamic

Driver Size: 40 mm

Impedance: 32 

Sensitivity: 114 dB

Noise Cancellation: Hybrid Active Noise Cancellation (combining feedforward and feedback ANC technologies) ​

Playback Time: Up to 60 hours (27 hours with ANC enabled)

Charging Time: Approximately 90 minutes

Charging Port: USB-C

Battery Capacity: 500 mAh ​

Wireless: Yes

Bluetooth Version: 5.3

Bluetooth Codec: SBC

Range: Up to 10 meters

Multipoint Connection: Not supported ​

Microphones: 5 built-in microphones

Controls: Touch panels on both earcups and one physical button on the right earcup

Fit: Over-ear

Weight: 245 grams

Dimensions: 197 x 173 x 83 mm

Water Resistance: Splash resistant

Materials: Plastic construction with leatherette earcups ​

Sudio K2 Headphones

USB-C Charging Cable

3.5mm AUX Cable

Owner’s Manual