Razer Kaira HyperSpeed Bluetooth Wireless Gaming Headset in White Number of 3.5" bays___2 the supplied microphone wind protector the supplied microphone wind protector can be used to reduce breath sounds 5 inch In Plane Switching panel of the L22i 30 with 3 side near edgeless design delivers quality visuals as well as a modern look The Razer Kaira features cutting edge drivers that can tune highs 4 GHz Bluetooth Yes USB connector USB Type C USB connectivity Yes Connectivity technology Wireless Headphones Driver unit 5 cm Driver type TriForce Headphone sensitivity 108 dB Impedance 32 Ω Headphone frequency 20 20000 Hz Ear coupling Circumaural Microphone Microphone direction type Unidirectional Detachable microphone Yes Microphone sensitivity 42 dB Microphone frequency 100 10000 Hz Microphone type Boom Battery Continuous audio playback time 30 h Battery type Built in battery Battery operated Yes Weight & dimensions Weight 300 g Height 191 mm Depth 158 mm Width 90 mm Packaging data Package weight 740 g Package height 235 mm Package depth 202 mm Package width 104 mm Packaging content Eartips material Foam Cables included USB Type C Receiver included Yes Logistics data Harmonized System (HS) code 8518300090