5610 IP Phone Phone has up to 10 fixed feature keys:
hold, conference, transfer, drop, redial, mute, volume,
speaker, headset, voicemail.
Up to 24 programmable call appearance/feature
keys that are electronically labeled.
Up to 7 menu/display navigation keys (including
4 that are electronically labeled).
Embedded applications: speed dial, call
log. Displays for access to features and web browsing.
Message waiting indicator.
Built-in headset jack.
Multiple language support built-in.
8 personalized ring patterns.
G.711, G.729a/B voice CODECs; QoS Options
UDP Port Selection, DiffServ, and 802.1p/B (VLAN).
Integrated 10/100BaseT Ethernet port to
connect PC to phone.
Hearing aid compatibility IP address assignment
DHCP client or statically configured.
Downloadable firmware for future upgrades.