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Grandstream GXP1625
| Type | 2-line entry-level IP desk phone (VoIP) |
| SIP Accounts | 2 SIP accounts |
| Lines | 2 lines (2 call appearances) |
| Display | 2.95" backlit LCD (132 × 48 pixels) |
| Audio | HD voice, full-duplex speakerphone, echo cancellation |
| Conferencing | 3-way audio conferencing |
| Network Ports | 2 × 10/100 Mbps Ethernet ports (switch + PC passthrough) |
| Power | PoE (IEEE 802.3af) + optional power adapter |
| Headset Support | RJ9 + EHS (Plantronics wireless headset support) |
| Phonebook | Up to ~1000 contacts (XML/LDAP) |