Tech specs
Brand
SpectraLink
Product Line
SpectraLink
Model
8440
Manufacturer
Spectralink
IP Address Assignment
DHCP, Static
Network Features
Lightweight Directory Access Protocol (LDAP)
Network Protocols
DNS, HTTP, HTTPS, RTCP, SRTP, TFTP
Phone Connections
Headset jack / sub-mini-phone 2.5 mm, USB
Backlit Display
Yes
Color Depth
16-bit (65000 colors)
Color Support
Color
Display Diagonal Size
2.2 inch
Display Diagonal Size (metric)
5.6 centimetre
Display Location
Handset
Display Resolution
240 x 320 pixels
Display Type
LCD display
Features
Wallpaper
Indicators & Controls
Visual ringer light, Voice message waiting indicator
Multiple Conferencing
3-way
Phone Directory Capacity
1000 names & numbers
Voice Codec
G.711a, G.711u, G.722, G.729
Wireless Handsets
1
Additional Functions
Built-in calendar
Call Services
Call Forwarding, Call Hold, Call Transfer, Call Waiting, Caller ID, Voicemail
Cordless Phone Standard
IEEE 802.11a/b/g/n (Wi-Fi)
Dialer Location
Handset
Lighted Keypad
Yes
Lines Supported
Multiline
Main Features
Multiple VoIP protocol support
Packaged Quantity
1
Product Type
Wireless VoIP phone
Quality of Service
IEEE 802.1p, IEEE 802.1Q (VLAN)
Ring Tones
10
Security
128-bit AES, WEP, WPA, WPA2
Voice Features
Comfort noise generation (CNG), Echo cancellation (ECN), HD Voice, Voice activity detection (VAD)
VoIP
Yes
VoIP Protocols
RTCP, SIP, SRTP
Handset Depth
1 inch
Handset Height
5.8 inch
Handset Weight
5.6 ounce
Handset Width
2.1 inch
Color
Blue
Color Category
Blue
ENERGY STAR Certified
No
EPEAT Compliant
No
TCO Certified
No