Physical Feature

• • 3.5”TFT-LCD, 480 x 320 pixel, 262K colors
  • Keys: 37 keys including 4 programmable keys
  • Handset: 1 RJ9(4P4C)
  • Headset: 1 RJ9(4P4C)
  • Power adapter: 5V/1.2A
  • Power over Ethernet(PoE)

VoIP Protocol

• • SIPv2, SDP(RFC 2327), RTP(RFC 1889,1890), RTCP
  • RFC 2833 X-NSE Tone Events for SIP/RTP, AVT Tone
  • Events for SIP/RTP

Voice Codecs

• • HD wideband codec:
  • G.722. HD Codec, HD speaker, HD handset
  • Full-duplex speakerphone with AEC
  • G.711u/a-law, G.723.1, G.726, G.729A/B.
  • DTMF(In-Band, RFC2833, SIP Info)
  • Acoustic Echo Cancelation(AEC),
  • Acoustic Gain Control(AGC)
  • Voice Activity Detection(VAD), Comfort Noise insertion

Security

• • HTTPS Server/Client
  • Transport Layer Security (TLS)
  • SRTP (RFC3711), SIPS
  • VLAN QoS (802.1pq)

Telephone Interfaces

• • 4 VoIP Accounts
  • Menu-driven user interface, XML Idle Screen, Theme,
  • Screen Sleep
  • Call hold, Call waiting, Call forward, Call return,
  • Redial,Call transfer
  • Caller ID display, DND, Auto-answer, 5-Way Conference
  • Mute, Speed dial, SMS, Voicemail, Message Waiting
  • Indication (MWI) LED, Call history
  • BLF/BLA
  • Tone scheme, Volume control
  • Ring tone selection/Import/Delete
  • Broad and Deep Interoperability
  • Soft keys programmable
  • Phonebook, Black list XML/LDAP phonebook

Network Protocol

• • TCP, UDP, ICMP, RARP, ARP, DNS, NTP,SNTP, STUN, UPnP,SNMP
  • Static/DHCP/PPPoE
  • TFTP/DHCP/PPPoE client
  • Telnet/HTTP/HTTPS server

QoS

• • Layer 2(802.1Q, 802.1P) QoS
  • Layer 3 (ToS, DiffServ, MPLS) QoS

Hanlong Contacts

Headquarters

• • 5th Floor, 1st Building, Huashen Tech Park, 10 Huashen Miao Road, Nanjing, China. 210012
  • Tel: +86 25-84658050
  • Sales: sales (at) h-tek.com
  • Support: support (at) h-tek.com

U.S. Office

• • Tel: (+1) 256-382-1295
  • Email: jim (at) htekusa.com