Përshkrimi

Call Features

• Call out/ answer/ reject.
• Mute/ Unmute (microphone).
• Call Hold / Resume.
• Call Waiting.
• Intercom.
• Caller ID Display.
• Speed Dial.
• Anonymous Call (Hide Caller ID).
• Call Forwarding (Always/ Busy/ No Answer).
• Call Transfer (Attended/ Unattended).
• Call Parking/Pick-up (depending on server).
• Redial/ Auto-Redial.
• Do-Not-Disturb (per line/ per phone).
• Auto-Answering (per line).
• Voice Message (on server).
• Local 3-way Conference.
• Hot Line.
• Hot-Desking.

Phone Features

• Phonebook (500 entries).
• Remote Phonebook (XML/LDAP).
• Call log (100 entries, in/ out/ missed).
• Black/ White List Call Filtering.
• Voice Message Waiting Indication (VMWI).
• Programmable DSS/ Soft keys.
• Network Time Synchronization.
• Action URL/ Active URI.

Audio

• HD Voice Microphone/ Speaker (Handset/Hands-free, 0 ~ 7 KHz Frequency Response).
• Wideband ADC/DAC 16KHz Sampling.
• Narrowband CODEC: G.711a/u, G.723.1, G.726-32K, G.729AB.
• Wideband CODEC: G.722.
• Full-duplex Acoustic Echo Canceller (AEC) – Hands-free Mode, 96ms tail-length.
• Voice Activity Detection (VAD) / Comfort Noise Generation (CNG) /Background Noise Estimation (BNE) / Noise Reduction (NR).
• Packet Loss Concealment (PLC).
• Dynamic Adaptive Jitter Buffer up to 300ms.
• DTMF: In-band, Out-of-Band – DTMF-Relay (RFC2833)/ SIP INFO.

Networking

• Physical: 10/100Mbps(X4), 10/100/1000Mbps(X4G) Ethernet, dual bridged port for PC bypass.
• IP Configuration: Static / DHCP / PPPoE.
• Network Access Control: 802.1x.
• VPN: L2TP (Basic Unencrypted) / OpenVPN.
• VLAN.
• QoS.

Protocols

• SIP2.0 over UDP/TCP/TLS.
• RTP/RTCP/SRTP.
• STUN.
• DHCP.
• PPPoE.
• 802.1x.
• L2TP (Basic Unencrypted).
• OpenVPN.
• SNTP.
• FTP/TFTP.
• HTTP/HTTPS.
• TR069.

Deployment & Maintenance

• Auto-Provisioning via FTP/TFTP/HTTP/HTTPS/DHCP OPT66/SIP PNP/TR069.
• Web Management Portal.
• Web-based Packet Dump.
• Configuration Export/ Import.
• Phonebook Import/ Export.
• Firmware Upgrade.
• Syslog.

Physical Specifications

• Main LCD x1: 2.8 inch (320×240) color-screen LCD.
• DSS Key-mapping LCD x1: color-screen LCD.
• Keypad: 38 keys, including.

• 1 Page-Jump/Configuration (PJC) key.
• 6 DSS Keys with tri-color LED.
• 1 Hands-free key.
• 3 Volume Control keys, Up/Down/Mute (Microphone).
• 12 Standard Phone Digits keys.
• 5 Navigation keys.
• 6 Function keys.
• 4 Soft-keys.

• HD Hands-free Speaker (0 ~ 7 KHz) x1.
• HD Hands-free Microphone (0 ~ 7 KHz) x1.
• HD Handset (RJ9) x1.
• Standard RJ9 Handset Wire x1.
• 1.5M CAT5 Ethernet Cable x1.
• RJ9 Phone Jacket x2: Handset x1, Headphone x1.