Microsoft Sidewinder X4 Keyboard $42 at Newegg

Newegg has the Microsoft Sidewinder X4 Keyboard for $48 - $6 off with coupon code EMCKJJG67 [Exp 1/19] = $42 with free shipping. Features anti-ghosting capability, toggle between standard and up to 2 gaming modes, automatic profile switching, programmable macro keys with in-game macro record, backlit keys, and multimedia media keys.