Functional Highlights

- 2.8-inch color screen with a resolution of 320x240.

- High-definition voice, supporting G.722 and Opus voice coding, which canhandle various audio applications.

- Supports 6-party voice conferences, providing a more convenient and efficientapplication for conference organization.

- Gigabit Ethernet -An adaptive 10/100/1000 Mbps network port provideshigh-speed network transmission; supports PoE power supply.

- Compatible with EHS headsets, allowing users to handle other tasks while answering calls

- Supports the custom configuration of up to 21 DSS keys. Each DSS key can beset as Line/BLF/speed-dial extension, etc.

- Two installation modes, it can be placed on the desktop or mounted on thewall, suitable for diverse application scenarios.

Phone Functions

- Local phone book (1000 entries)

- Network phone book (supports XML/LDAP)

- Call records (missed calls/incoming calls/outgoing calls, 1000 entries)

- Call blocking list/call allowing list

- Screen saver in standby mode/Network time synchronization

- Voice message waiting indication (MWVI)

- User-defined DSS keys

- Network time synchronization

- Supports Plantronics wireless headsets (via Plantronics APD-80 EHS cable)

- Supports Jabra wireless headsets (via EHS20 cable)

- Supports call recording (server-side recording)

- Action URL / Active URI

- XML Browser

- Customizable startup logo

- uaCSTA

- Customizable incoming call ringtone

- Time management (scheduled reboot/scheduled call forwarding/scheduled upgrade/scheduled configuration modification)

- Hide DTMF/Headset ringing

- Customizable DSS icons/Customizable DSS LED lights/Customizable BLF

- Customizable Ul display

Call Functions

- Make a call/Answer a call/Reject a call

- Mute/Unmute (microphone)

- Call hold/Resume/Call waiting/Intercom function

- Caller lD/Speed dial

- Anonymous call/Reject anonymous calls

- Call forwarding (unconditional/busy/no answer)

- Call transfer (attended/unattended)

- Call park/pick up (requires server support)

- Redial/Pre - dial/Callback

- Do Not Disturb (DND)/Scheduled DND

- Automatic answer/SlP short message/Six-party voice conference

- Voice mailbox (requires server support)

- Hotline/Phone sharing

- IP direct dial

- Fuzzy search

- Call completion/Automatic redial

- Primary and backup servers

- Default external line for calls

-Multicast

Network Features

- 10/100/1000 Mbps Ethernet (bridging mode)

- IP mode: IPv4/IPv6/IPv4 & IPv6

- IP acquisition methods: Static IP settings/DHCP/PPPoE

- Supports 802.1x network access permission authentication

- Virtual Private Network (VPN):OpenVPN/L2TP

- Virtual Local Area Network (VLAN)

- Link Layer Discovery Protocol(LLDP)

- Quality of Service (QoS)

- RTCP- XR (RFC3611), VQ- RTCPXR(RFC6035)

- DNS - SRV (RFC 3263)

- Supports redundant servers

- Proxy

- Two - way HTTPS authentication

Audio Features

- High-fidelity sound quality: HD hand-set, HD hands-free

- Wideband ADC/DAC with a sampling rate of 16KHz

- Narrowband coding: G.711a/u,

G.723.1, G.726, G.729, G.729A, G.729B,

G.729AB, iLBC

- Wideband coding: G.722, Opus

- Full-duplex hands-free cailing, sup-porting Acoustic Echo Cancellation(AEC)

- Voice Activity Detection (VAD)/Com-fort Noise Generation (CNG)/Back-ground Noise Estimation (BNE)/Noise

Reduction (NR)/Automatic Gain Control(AGC)

- Packet Loss Concealment

- Dynamic adaptive jiter buffer

- DTMF: In-band, Out-of-band(RFC2833/SIP INFO)

- Voice Quality Monitoring (VQM)

Configuration and Management

- Automatic deployment and configu-ration (Auto - Provisioning) via FTP/TFT-P/HTTP/HTTPS/DHCP 0PT66/SIP PnP/TR- 069

- Webpage screenshot

- Web - based management interface

- Web - based packet - dump

- Configuration export/import

- Phone book import/export

- Software upgrade

- System work log (Syslog)

- Network firewall

- Online upgrade

Related Protocols

- SIP v1 (RFC2543) v2(RFC3261)

- UDP/TCP/TLS

- RTP/RTCP/SRTP (Optional/Mandatory)

- STUN

- DHCP/IPv6/LLDP/PPPoE

- 802.1x/802.1p/Q

- OpenVPN

- FTP/TFTP

- HTTP/HTTPS

- TR-069

- AES128 & AES256

Physical Specifications

- Screen: 2.8-inch(320x240) color screen

- Keyboard: 39 keys, including

- 4 dynamic software defined keys (Soft-Key)

- 7 function keys (Home/Return to Phone Book/Voice Message/Hands-free/Headset/Redial)

- 8 line keys (with dual-color LED indicator lights)

- 4 directional keys/1 OK key

- 12 standard telephone numeric keys

- 3 sound control keys (Volume Up/Volume Down/Mute (Microphone/Red indicator Light))

- High-definition handset (RJ9) x1 /Standard RJ9 handset curly cord x1

- 1.5-meter CAT5.E Ethernet cable x1

- Phone stand x1/Status indicator light x1 (Red)

- RJ9 interfaces x2: Handset x1, Headset x1

- RJ45 interfaces x2: Network x1, PC x1 (network bridging mode)

- Security lock hole x1

- Power supply: DC5V/ 2A or PoE

POE complies with the IEEE 802.3af standard

- Power adapter:

  Input: 100-240VAC~50/60Hz

  Output: 5V/2A

- Power consumption with adapter power supply: 1.33~3.00W

- Power consumption with POE power supply (PoE): 1.80~4.60W

- Operating temperature:0~45°C

- Relative humidity: 10~95%

- Installation methods: Desktop/ Wall-mounted (optional)

- Color: Dark blue

- Quantity per carton: 10 units

- Net weight per carton: 9.65 kg

- Gross weight per carton: 10.50 kg

- Product dimensions:

- Desktop (atan angle of40°):200.0x175.2x172.6 mm

- Desktop (at an angle of 45°):200.0x185.3 x160.6 mmWall-mounted:200.0x217.7 x70.4 mm

- Packaging dimensions:303 x223 x56 mm

- Outer carton dimensions:466 x305 x323 mm (for 10 units)