Good Guys Electronics via Rakuten offers the Ring Home Security System 5-Piece Kit for $167.99. Coupon code "GG28" cuts that to $139.99. With free shipping, that's Buy Now Tips 24/7 professional monitoring is available for $10/month (optional) Features mobile alerts via App compatible with Alexa and Alexa Guard Ring base station, keypad, contact sensor, motion detector, and range extender