GRP2602 powers everyday conversations with features like wired headset support, including EHS support, and 5 way local conferencing — at an incredible price point. The SIP phone also offers enterprise class security — dual firmware images, encrypted data storage and more. GRP2602 is supported by the online Grandstream Device Management System (GDMS) — centralized provisioning, management, administration and more. Grandstream GRP2602 does not support Power Over Ethernet (PoE). Grandstream includes a power supply in the package.