| Brand | Grandstream |
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| Product code | GHP610 |
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| Form factor | Slim handset phone (compact, wall-friendly design) |
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| SIP accounts / lines | 2 SIP accounts, 2 lines |
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| Network | One auto-negotiation 10/100 Mbps ethernet port, integrated PoE Class 2 (GHP610 / GHP611) |
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| Wi-Fi — GHP610W / GHP611W only | Integrated dual-band 2.4GHz & 5GHz 802.11 a/b/g/n/ac |
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| Wi-Fi — GHP610 / GHP611 | No Wi-Fi |
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| PoE | Yes, integrated (GHP610 / GHP611) |
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| Power — W models | Universal power supply (GHP610W / GHP611W) |
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| Feature keys | 23 keys, including 3 programmable keys, 12 standard phone digit keys (0-9, *, # — speed-dial configurable on web page) |
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| Feature keys (continued) | 5 function keys (Flash, Redial, Hands-free, Voice Mail, Hold), 3 volume control keys (Up/Down/Mute, with red colour LED) |
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| Speed-dial keys | 10 speed-dial keys |
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| Voice conferencing | 2 SIP accounts and lines, up to 3-way conference |
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| Voice codecs | Full-band Opus voice codec |
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| HD audio | HD speaker on the handset |
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| Voice quality | Advanced jitter-resilience algorithm that tolerates up to 30% packet loss without impacting voice quality |
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| Hearing aid compatibility | Yes (HAC) |
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| Device management | Yes, GDMS (online device management and provisioning) |
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| Colour | White (GHP610, GHP610W), Black (GHP611, GHP611W) |
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| Mounting | Desktop or wall-mounted |
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| Dimensions | 211mm (L) x 53mm (W) x 44mm (H), with handset |
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| Unit weight | 300g (GHP610 / GHP611), 350g (GHP610W / GHP611W US), 360g (GHP610W / GHP611W World) |
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| Package contents | GHP61X phone, handset with cord, base, universal power supply (GHP610W and GHP611W), Quick Installation Guide |
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| Warranty | Manufacturer warranty |
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