Redragon wireless 75% Gasket mounted, dampening foams, hot-swappable wireless mechanical keyboard with knob with Custom Silver Switches. 
 
Specification
3 Modes Connection via Wired/2.4ghz/Bluetooth
Redragon Silver Switches
91 Keys Design
75% Gasket-mounted brings better typing experience
Hot swappable design for more switch brand option
2 sound dampening foams, reduce the noise from switches
Dedicated Volume/Brightness Knob for easy control
Keyboard Size: 335mm(L)140mm(W)43mm(H)
Item Weight: 858g±20g