IP Phone, VoIP - SIP, Interface:2 x RJ 45 - 10/100 Base-TX (Ethernet), Codecs - G.729, G.711m/A, QoS - ToS, IEEE 802.1p/Q, Protoco...
The 53i from Aastra offers powerful features and flexibility in a standards based, carrier-grade basic level IP telephone. With a sleek and elegant design and 3 line LCD display, the 53i is fully interoperable with leading IP Telephony platforms, offering advanced XML capability to access custom applications and support for up to 9 calls simultaneously.
Price Range: $135 - $515
MPN: 53i
Type: IP Phone
Networking Connectivity: 2 x RJ 45 - 10/100 Base-TX (Ethernet)
VoIP Signaling Protocol: SIP
Protocol: FTP, TFTP, HTTP, DHCP
Codec: G.729, G.711m/A
Supplementary Service: Call Transfer (H.450.2), Call Waiting (H.450.6)
QoS: ToS, IEEE 802.1p/Q
Keyboard: Numeric Keypad
Buttons: Speakerphone Volume, Redial, Mute, Headset / Hand Free, Hold
Display Type: Color LCD
Length/Depth: 8.2 in.
Width: 9.3 in.
Height: 3.2 in.
Weight: 1.97 lb.
Power Source: AC-DC Power Adapter
Additional Features: Built-in NAT Router, Speaker, Voice Mail
Product ID: 42376985