Right now there are 51 deals from Amazon Resale, formerly Amazon Warehouse Deals, in Electronics › Office Electronics › Telephones & Accessories › VoIP. 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: Grandstream, Yealink, Cisco, Plantronics, System, EPOS, Poly, VTech. Every item is a one-off, so the stock moves all day and new deals keep arriving.