Checkmate is a savings app with over one million users that have saved $$$ on brands like Amazon.
The Checkmate extension automatically applies Amazon discount codes, Amazon coupons and more to give you discounts on products like BOSS Audio Systems R6002 Riot Series Car Audio Stereo Amplifier - 1200 High Output, 2 Channel, Class A/B, 2/4 Ohm, Low/High Level Inputs, High/Low Pass Crossover, Full Range, Bridgeable, Subwoofer.
Checkmate users have also been loving these products from Amazon.
Users have been saving products like this to their collections.