Amazon with anyfree has the ANYFREE 1000' Long Range Wireless Doorbell with 63 Adjustable Chimes and 6 Lighting Colours for $12.99 - $3.90 off with coupon code UG8ZC7F6 at final checkout = $9.09 with free shipping on $35+ or with Prime.

Amazon promo codes don’t always work on the first attempt. Try refreshing the page and re-entering the code.