• Dimensions (L x W x H): 214 mm x 191 mm x 47 mm

• Weight: 795 g (with handset and stand)

• Color: Gray

• 2.8-inch, 320×240 color display

• Adjustable stand: 45° & 50°

• Wall mountable (optional accesso

• 4 LED line keys

• 4 menu keys (corresponding to display)

• Volume keys (+ and -)

• 4-way navigation, along with return and confirm keys

• 9 function keys: handsfree, mute, info, headset, hold, transfer, conference, redial, and hang up

• Standard dial pad

• 4 SIP accounts

•Incoming/outgoing/rejected

• Call forwarding

• Call waiting

• Call hold/resume

• Redial

• Speed dial

• Mute/unmute

• Do not disturb (DND)

• Auto answer

• Voicemail

• Local 5-party conference

• Call Log (1000 entries)

• Contacts (1000 entrie

• Full-duplex handsfree

• Codec: Opus (NB and WB), G.722, ILBC, G711 (a-law and u-law), G.729AB

• Voice Activity Detection (VAD)

• Comfort Noise Generation (CNG)

• Acoustic Echo Cancellation (AEC)

• DTMF: In-Band, RFC 2833/4733, SIP info

• Hearing Aid Compatible (HA)

• Power over Ethernet (IEEE 802.3af), Class 2

• Power adapter: 5V/2A DC output (optional)

• RJ-45 LAN: 10/100/1000M Ethernet

• RJ-45 PC through 10/100/1000M Ethernet switch

• RJ-9 handset connector

• USB Type-A connecto

• SIP V2: RFC 2474, 2833, 3261, 3263, 3264, 3265, 3325, 3550, 4566, 4568, 5359, 6086, etc.

• Static IP and DHCP

• IPv4

• IEEE 802.1AB/LLDP-MED

• QoS: 802.1p/Q tagging (VLAN), Layer 3 TOS, DSCP

•TFTP/HTTP/HTTPS/TR069

• OPENVPN, 802.1x

• Authentication: basic or digest

• Denial-of-service (DoS) attack prevention

• TLS 1.2/1.0 and SRTP support

• Ships with X509v3 certificate, with support for client certificate installation

• Web-based management, phone configuration, and automated configuration

• ALE Easy Provisioning Server (EPS)

• ALE Easy Deployment Server (ED