Right now there are 267 deals from Amazon Resale, formerly Amazon Warehouse Deals, in Electronics › Office Electronics › Telephones & Accessories. These are inspected returns and open-box items that Amazon sells and ships itself. WarehouseHunter puts each one next to its current new price, so you can see what you save at a glance.

Brands with the most offers here: AT&T, VTech, Panasonic, Yealink, BlueParrott, Plantronics, Jabra, Grandstream. Every item is a one-off, so the stock moves all day and new deals keep arriving.