From the manufacturer

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Kraken Ultimate
With threats lurking all around you, it’s time to go offensive & let them know who’s hunting who
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Intro Custom-Tuned Drivers Razer Chroma

Aluminum And Steel Construction
A aluminum frame and stainless-steel headband make this PC gaming headset light, flexible and incredibly durable—built to withstand intense gaming sessions for years to come.
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Razer BlackWidow Elite Gaming Keyboard
Featuring Razer Mechanical Switches for faster actuation, durable 80M keystroke lifespan, multi-function digital dial for media controls, and the USB 2.0 and audio pass through for cable management.
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