Краткая информация от поставщика:
Grandstream GRP2601P, 2 SIP,2 Line, PoE, Black
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2 SIP account, 2 lines
GDMS online device management and provisioning
5-way audio conferencing for easy conference calls
Equipped with noise shield technology to minimize background noise
Electronic Hook Switch (EHS) support for Plantronics, Jabra, and Sennheiser headsets
The GRP2601P includes built-in PoE to power the device and give it a network connection
Enterprise-level protection including secure boot, dual firmware images and encrypted data storage
https://www.grandstream.com/products/ip-voice-telephony-carrier-grade-ip-phones/grp-series-essential-ip-phones/product/grp2601p
