This article provides details for the IP485g Phone used in the Sky phone system. To compare this phone to the IP480 and IP480g phones, use the following link: Specifications - IP Phones for Sky
To learn how to setup and operate any of the 400 series IP phones, please see our 400-Series IP Phones article, which provides videos, phone functionality instructions, and links to downloadable user guides and quick reference documents.

Benefits of purchasing a IP485g Phone include the following:
- Lower total cost of ownership
- Ability to maintain on-site inventory
Benefits of renting a IP485g Phone include the following:
- Conserve operational capital through lower costs for equipment, inventory, and support
- Leverage Sky's extensive equipment experience and knowledge
- Freedom to obtain different equipment in the future without loss of investment
Summary of features for the IP485g Phone:
- Color backlit display
- 8 lines
- Full-duplex speakerphone
- Visual voice mail
- Expanded call history
- Built-in 10/100/1000 (Gigabit) Ethernet switch
The IP485g Phone is an eight-line phone with a crisp 480 x 272 pixels of backlit color display. An expanded directory provides alphanumeric lookup and sort by first or last names, and the history key provides advanced filtering and redial functionality. Six feature keys and five soft keys provide easy access to Sky features. A full-duplex speakerphone and integrated headset jack are standard. The integrated 10/100/1000 Ethernet switch provides Gigabit speed and allows the connection to your local area network to be shared with a desktop PC. These features make the IP485g an ideal phone for the advanced professional.
The following are included with the IP485g Phone:
- Configuration of the device according to best practices and customer's business needs
- Detailed installation instructions
Order a Phone
To place an order, contact your Sky Account Manager or contact Support.
Specifications
Call Appearance - 8 Tri-color LEDs
Feature Keys - Provides keys to control the following features:
- Transfer
- Conference - 6 party
- Hold
- History/Redial - unlimited (stored on server) /filter by all, to, from, missed
- Voicemail
- Directory - unlimited (system); Sort by first or last names; alphanumeric lookup
Display - 480 x 272 pixels, color backlit
Speakerphone - Full duplex
Headset Compatibility - RJ-22
Audio Controls
- Volume - independent control for handset, speakerphone, headset, alert/rings
- Mute - LED indicator
- Speakerphone - LED indicator
- Headset - LED indicator
Soft Keys - Provides 5 soft-keys
Ring Tones - Provides 4 different ring tones
Speed Dials - Provides an unlimited number of speed dials
Time and Date - SNTP sync
IP Telephony
- Protocol - SIP
- Quality of Service - VLAN, DiffServ/ToS
- Supported Codecs - G.711 (uLaw/aLaw), G.722, G.723, G.726, G.729a, iLBC, Linear16bit
- Power - 802.3af PoE (standard), or local adapter (optional)
- Ethernet Speed - 10/100/1000 Switch
- IP Addressing - DHCP, static
Technical
- Size - 9.6 x 5.3 x 4.8 in (24.4 x 13.5 x 12.2 cm)
- Weight - 1.66 lb (0.75 kg)
- Power - Class 2 PoE (3.0 W idle / 4.4 W active / 4.9 W max)
- Interfaces - RJ-45 Ethernet uplink, RJ-45 Ethernet downlink, RJ-22 handset jack, RJ-22 headset jack
- Loop Length - 100 meters
Environmental
- Humidity - 5% to 90% relative (non-condensing)
- Operating temperature - 0-50° C
User Content
User Guide = IP485g Phone User Guide
Quick Reference = IP485g Phone Quick Reference
Phone Installation = IP480/IP480g/IP485g Phone Quick Install
Wall Mount Installation = IP480/IP480g/IP485g Phone Wall Mount Installation
If you ever need to obtain the MAC address for your phone, see the Using 400 Series IP Phones section of the MAC Address article.