Razer BlackShark V2 HyperSpeed-Wireless Ultra-Lightweight Esports Headset (White) Category_Power Bank includes functions such as heat

includes functions such as heat dissipation

It has high battery capacity of 10000mAh Grade A Li-Polymer battery which can deliver 18W power technology where you can charger devices via 2x USB Type-A and 1x USB Type-C ports

LED light: Steady/SOS/Strobe

and what is their purpose

Razer BlackShark V2 HyperSpeed-Wireless Ultra-Lightweight Esports Headset (White) Category_Power Bank includes functions such as heatIntroducing the Razer BlackShark V2 HyperSpeed Wireless Ultra Lightweight Esports Headset in White. At just 280g, this headset offers all day comfort and features a high definition Razer HyperClear Super Wideband Mic, clear and powerful sound from TriForce Titanium 50mm drivers, and noise isolating earcups with ultra soft memory foam. Enhance gameplay with THX Spatial Audio and enjoy versatile connectivity via Razer HyperSpeed Wireless, Bluetooth 5.