Razer's Huntsman keyboard includes the Mamba Elite mouse with purchase - The Verge
Razer Cynosa V2 Membrane Keyboard - Black Mamba Gaming
Razer Cynosa V2 - Membrane Gaming Keyboard (Keyboard with Soft Spring-Loaded Keys, Media Keys, Cable Management, Fully Programmable, RGB Chroma Lighting) UK Layout | Black : Amazon.co.uk: PC & Video Games