| Width | 9.84" |
| Depth | 6.61" |
| Height | 6.42" |
| Weight | 2.31 lbs |
| Speakerphone | Yes |
| Volume Control | Buttons |
| Display | LCD |
| Touchscreen | No |
| Bluetooth | No |
| Caller ID | Yes |
| Conference call | Yes |
| Front camera | No |
| Microphone mute | Yes |
| Speed dialing | Yes |
| Call hold | Yes |
| Skype | Yes |
| Handset type | Wired handset |
| Voice codecs | G.711Mu, G.711a, G.722, G.729A, G.729B |
| Echo cancellation | Yes |
| Number of programmable keys | 12 |
| Redialing | Yes |
| Dual-Tone Multi-Frequency (DTMF) modes | SIP info |
| Call forwarding | Yes |
| Do not disturb function | Yes |
| Call park | Yes |
| Call pick up | Yes |
| Call transfer | Yes |
| Integrated voicemail | Yes |
| RJ-9 ports quantity | 1 |
| Number of handles included | 1 pc(s) |
| Voice activity detection | Yes |
| Adaptive jitter buffers | Yes |
| Packet loss concealment (PLC) | Yes |
| Message-waiting indicator (MWI) | Yes |
| Number of function keys | 6 |
| Product color | Black |
| Package width | 12.4" |
| Package depth | 10" |
| Package height | 3.74" |
| Package weight | 3.28 lbs |
| Ethernet LAN (RJ-45) ports | 2 |
| USB 2.0 ports quantity | 1 |
| DC-in jack | Yes |
| Certification | FCC 15 B, ICES-003 B, EN55032 B, EN61000-3-2, EN61000-3-3, UL-60950-1, EN60950-1, IEC-60950-1 (CB), CE, cTUVus RCM, KC, Anatel, CCC, ICASA, EAC, IC, ACTA, VCCI, BSMI |
| Operating temperature (T-T) | 0 - 40 °C |
| Storage temperature (T-T) | -20 - 70 °C |
| Full duplex | Yes |
| Product type | IP Phone |
| Cables included | LAN (RJ-45) |
| Networking standards | IEEE 802.1Q, IEEE 802.1p, IEEE 802.1x, IEEE 802.3af |
| Ethernet LAN | Yes |
| Display resolution | 480 x 272 pixels |
| Ethernet LAN data rates | 10,100,1000 Mbit/s |
| Wi-Fi | No |
| Ethernet LAN interface type | Gigabit Ethernet |
| Quality of Service (QoS) support | Yes |
| Power over Ethernet (PoE) | Yes |
| Security algorithms | HTTPS, SRTP, SSL/TLS |
| Supported network protocols | IPv4, TCP, UDP, ICMP, ARP, RTP, SRTP, RTCP-XR, 802.1x, IP/DHCP IP, IEEE 802.1p/Q, QoS/ToS, HTTP/HTTPS/DHCP, NTP, FTP/TFTP, CDP/LLDP VLAN, LDAP |
| Display diagonal | 4.3" |
| Call waiting | Yes |
| Answering machine | Yes |