About Grandstream

Grandstream Networks is a manufacturer of IP phones, video conferencing devices, and networking equipment for small and medium-sized businesses, offering a range of SIP-based desk phones and related communications products.

Telecom Depot Direct sources, tests, and sells refurbished and new Grandstream equipment. Every unit we offer is inspected and functionally tested before it ships, and it's backed by our warranty and customer support — so you can count on reliable Grandstream equipment for your business phone system.