| Features |
|---|
| Dual-Tone Multi-Frequency (DTMF) modes | In-band, Out-of band, SIP info |
| Handset type | Wired handset |
| Firmware upgradeable | Yes |
| Keypad number of keys | 26 |
| Product colour | Black |
| Technical details |
|---|
| Dual-Tone Multi-Frequency (DTMF) modes | In-band, Out-of band, SIP info |
| Answering machine | Yes |
| Handset type | Wired handset |
| Firmware upgradeable | Yes |
| Keypad number of keys | 26 |
| Design |
|---|
| Product type | IP Phone |
| Handset type | Wired handset |
| Product colour | Black |
| Performance |
|---|
| Dual-Tone Multi-Frequency (DTMF) modes | In-band, Out-of band, SIP info |
| Phone features |
|---|
| Message-waiting indicator (MWI) | Yes |
| Call transfer | Yes |
| Answering machine | Yes |
| Call log entries | 600 |
| Lines quantity | 2 lines |
| Speed dialling | Yes |
| Redialing | Yes |
| Full duplex | Yes |
| Distinctive ring | Yes |
| Caller ID | No |
| Call hold | Yes |
| Management features |
|---|
| Firmware upgradeable | Yes |
| Keypad number of keys | 26 |
| Display |
|---|
| Touchscreen | No |
| Audio |
|---|
| Comfort noise generation (CNG) | Yes |
| Voice codecs | G.711a, G.711u, G.722, G.729ab, OPUS, iLBC |
| Voice activity detection | Yes |
| Noise reduction | Yes |
| Microphone mute | Yes |
| Adaptive jitter buffers | Yes |
| Packet loss concealment (PLC) | Yes |
| Network |
|---|
| Networking standards | IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.1p, IEEE 802.1x |
| Ethernet LAN interface type | Fast Ethernet |
| Ethernet LAN data rates | 10,100 Mbit/s |
| Wi-Fi | Yes |
| Syslog | Yes |
| Supported network protocols | OpenVPN, L2TP, PPPoE, IPv6, DHCP, STUN, RTP/RTCP/SRTP, SIP v1 (RFC2543), v2 (RFC3261) |
| Quality of Service (QoS) support | Yes |
| Ethernet LAN | Yes |
| Bluetooth | No |
| Colour |
|---|
| Product colour | Black |
| Microphone |
|---|
| Microphone mute | Yes |
| Ports & interfaces |
|---|
| USB 2.0 ports quantity | 1 |
| RJ-9 ports quantity | 1 |
| Ethernet LAN (RJ-45) ports | 2 |
| Power |
|---|
| AC adapter output current | 2 A |
| Power over Ethernet (PoE) | Yes |
| AC adapter output voltage | 5 V |
| Operational conditions |
|---|
| Operating temperature (T-T) | 0 - 45 °C |
| Operating relative humidity (H-H) | 10 - 95% |
| Weight & dimensions |
|---|
| Width | 151.7 mm |
| Depth | 193.2 mm |
| Height | 131.7 mm |
| Package width | 225 mm |
| Package depth | 210 mm |
| Package height | 125 mm |
