Htek UC924 Gigabit Color IP Phone

Phone Features

• 4 SIP accounts
• Call hold, mute, DND
• One-touch speed dial, hotline
• Call forward, call waiting, call transfer
• Redial, call return, auto answer, direct IP call 
• 5-way conferencing 
• XML Browser, action URL/URI
• Group listening, SMS, emergency call
• Ring tone selection/provisioning
• Set date time automatically or manually
• Dial plan per account
• RTCP-XR (RFC3611), VQ-RTCPXR (RFC6035)

Voice Codecs Features

• HD voice: HD handset, HD speaker 
• Codecs: iLBC, G.722, G.711(A/μ), 
• GSM_FR, G.723, G.729AB, G.726-32 
• DTMF: In-band, RFC 2833, SIP INFO 
• Full-duplex hands-free speakerphone with AEC
• VAD, AGC, CNG, AEC, PLC, AJB

Directory

• Local phonebook up to 1000 entries
• XML/LDAP remote phonebook 
• Intelligent search method 
• Phonebook search/import/export 
• Call history: dialed/received/missed/forwarded
• Black list 

IP-PBX Features

• Busy Lamp Field (BLF), bridged Line Appearance(BLA) 
• Anonymous call, anonymous call rejection 
• Message Waiting Indicator (MWI) , voice mail
• Call park, call pickup 
• Intercom, paging 
• Music on hold 
• Hot-desking 

Display and Indicator

• 3.5" 480 x 320-pixel color display with backlight 
• 16 bit depth color 
• LED for call and message waiting indication
• Dual-color (red or green) illuminated
• LEDs for line status information 
• Wallpaper, national language selection 
• Intuitive user interface with icons and soft keys 
• Caller ID with name, number and photo

Feature keys

• 8 line keys with LED 
• Paperless DSS keys up to 28 various features
• 8 features keys: voice mail, headset, mute, 
• 4 context-sensitive “soft” keys 
• speaker, conference, hold, transfer,redial 
• 6 navigation keys , volume control keys 
• Illuminated speaker key/headset key/mute key

Interface

• Dual-port Gigabit Ethernet 
• Power over Ethernet (IEEE 802.3af), class 3
• 1xRJ9 (4P4C) handset port 
• 1xRJ9 (4P4C) headset port 
• 1xRJ12 EXT port supports up to 6 Expansion Modules 

Physical Features

• Stand with 3 adjustable angles(30°, 45°, 60°)
• Wall mountable
• AC adapter : 100~240V input and DC 5V/1.2A output
• Power consumption (PSU): 2.0~4.6W
• Power consumption (PoE): 2.5~5.5W
• Operating humidity: 10~95% 
• Operating temperature: -10~50°C

Management

• Configuration: browser/LCD-Menu/auto-provision
• Auto provision via HTTP/HTTPS FTP/TFTP
• Auto-provision with PnP 
• Reset to factory, restart, reboot 
• Local tracing log export, system log
• Phone lock for personal privacy protection

Network and Security

• SIP v1 (RFC2543), v2 (RFC3261) 
• SIP server/proxy redundancy
• NAT Traversal: STUN mode 
• DHCP/static/PPPoE/IEEE802.1X/open VPN
• HTTP/HTTPS web server
• Time and date synchronization by SNTP 
• DNS-NAPTR/DNS-SRV(RFC 3263) 
• QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS DSCP 
• TLS(Transport Layer Security), SRTP
• HTTPS certificate manager
• AES encryption for configuration file

Digest authentication using MD5/MD5-sess