The best overall gaming keyboard is the Cooler Master MasterKeys Pro S PBT. This mouthful has the best quality keyboard for one of the lowest prices.
The best cheap gaming mouse available right now is the Logitech G203.
The best wireless gaming mouse available right now is the Logitech G Pro Wireless with its insane 60 hour battery life and feather light weight.
After nearly a year of play testing dozens of mice that have come on and off my desk, think the best gaming mouse overall is the Logitech G Pro Wireless.