Mouse = http://www.amazon.com/Logitech-Hyperion-Gaming-Fusion-910-004069/dp/B00LZVNWIA/ref=sr_1_1?ie=UTF8&qid=1455490684&sr=8-1&keywords=g402
Keyboard = http://www.newegg.com/Product/Product.aspx?Item=9SIA26920E0386
Headset = When it comes to sound you get what you pay for, so more you pay...