telecommunication

• Video phones
• VoIP ATAs

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Subcategory » voip atas

• VoIP ATA
• Item Num.: VWT-S497512
• Payment: T/T, L/C , Negotiable
• Description:
  Telephone:Voice codec: ul G.711(A-law/渭-law), G.729 AB, G.723 (6.3/5.3kbps), G.276 (16, 24, 32, and 40kbps), GSM-FR /ul Call waitingCall hold/resumeCall tran...
  

• VoIP Adapter/Cards
• Item Num.: VWT-S497513
• Payment: T/T, L/C , Negotiable
• Description:
  SHENSUN S-TC-9A, used in the VOIP terminal (Mobile)It can be pre-set by producer or operator in advance, no need to change user鈥檚 dial habit When dialing long distance tel. or th...
  

• VoIP ATA
• Item Num.: VWT-S497514
• Payment: T/T, L/C , Negotiable
• Description:
  Features: ul Supports one voice portSIP v1 (RFC2543), v2(RFC3261)IP, TCP, UDP, RTP, RTCP, ICMP, ARP, RARP, and SNTPDTMF in-band and out-band (RFC 2833) (SIP INFO)...
  

• VoIP Gateway
• Item Num.: VWT-S497515
• Payment: T/T, L/C , Negotiable
• Description:
  One PSTN and one FXS port, can make or receive VoIP, PSTN callSupported protocols: SIP (RFC2543, RFC3261), TCP/UDP/IP, PPPoE, RTP/RTCP, HTTP, ARP/RARP, ICMP, DNS, DHCP(Server/Cli...
  

• Dual Port VoIP Phone Adapter
• Item Num.: DWT-S497516
• Payment: T/T, L/C , Negotiable
• Description:
  Key features: ul Supports SIPv2 - new industry standardExcellent voice quality (supports G.711A, G.711u, G726, G729A and G729B)Adaptive jitter buffer and echo cancellatio...
  

• VoIP Analog Phone Adapter
• Item Num.: VWT-S497517
• Payment: T/T, L/C , Negotiable
• Description:
  Key features: ul Support SIPv2 New industry standardExcellent voice quality (supports G.711a, G.711u, G726, G729A and G729B)Supports calling and receiving land line c...
  

• VoIP Gateways
• Item Num.: VWT-S497518
• Payment: T/T, L/C , Negotiable
• Description:
  PC-to-PC, PC-to-phone and Phone-to-Phone operationOne USB interface to PC, one FXS for regular phone and one FXO for PSTIN call relaysSupports DECT, 2.4G, 900M and any other ...
  

• VoIP ATAs
• Item Num.: VWT-S497519
• Payment: T/T, L/C , Negotiable
• Description:
  Auto configurationCall progress tones and ringsCLIPDHCP clientFAX over IPFlexible incoming call routingLeast cost routingMAC cloningNAT and STUNPe...
  

• VoIP/SIP Analog Phone Adapter
• Item Num.: VWT-S497520
• Payment: T/T, L/C , Negotiable
• Description:
  VOB810 (PSTN/2FXS): VoIP/SIP analog phone adapterVOB810-2FXS: VoIP/SIP 2-port gateway1 LAN port1 WAN port2 FXS portsFeatures: ul Network protocol: ul SIP...
  

• VoIP Phone Adapter
• Item Num.: VWT-S497521
• Payment: T/T, L/C , Negotiable
• Description:
  Key features: ul Supports SIPV2 - new industry standardExcellent voice quality (supports G.711A, G.711u, G726, G729A and G729B )Adaptive jitter buffer and echo cancellati...
  

• VoIP Gateway
• Item Num.: VWT-S497522
• Payment: T/T, L/C , Negotiable
• Description:
  Technical specification:WAN interface 10/100M Base-TX (RJ-45) Ethernet port...
  

• Telephone Adapter
• Item Num.: TWT-S497523
• Payment: T/T, L/C , Negotiable
• Description:
  Call features:Adjustable volume: - 9 to 9dBVoice activity detectionDynamic jitter bufferComfort noise generationLost packet concealmentCaller ID detection...
  

• VoIP Gateway
• Item Num.: VWT-S497524
• Payment: T/T, L/C , Negotiable
• Description:
  2 FXS ports, can connect with 2 telephonesSupported protocols: SIP (RFC2543, RFC3261), TCP/UDP/IP, PPPoE, RTP/RTCP, HTTP, ARP/RARP, ICMP, DNS, DHCP(Server/Client), NTP/SNTP, TFTP...
  

• Telephone Adapter
• Item Num.: TWT-S497525
• Payment: T/T, L/C , Negotiable
• Description:
  SIP based analog telephone adapter with 2-SIP accounts, 2-FXS ports, 1-WAN port, 1-LAN port, and 1-FXO (PSTN pass-through) portAuto configurationCall progress tones and rings...
  

• VoIP Phone Adapter
• Item Num.: VWT-S497526
• Payment: T/T, L/C , Negotiable
• Description:
  Key features: ul Supports SIPv2New industry standardExcellent voice quality (supports G.711a, G.711u, G726, G729A and G729B)Supports calling and receiving land line c...
  

• SIP Gateway
• Item Num.: SWT-S497527
• Payment: T/T, L/C , Negotiable
• Description:
  Supports SIP 2.0 (RFC 3261), PPPoE, STUN, DHCP (both client and server)One FXO, one FXS, one WAN and one LAN portSupport various voice codes including G.711U, G.711A, G.729A,...
  

• Series Analogue Telephone Adapter
• Item Num.: SWT-S497528
• Payment: T/T, L/C , Negotiable
• Description:
  Supports SIP protocols: SIP registration and digest authenticationSmart VoIP call dialing book: VoIP call book provides any application VoIP call to any type destination (Domain ...
  

• GK981 ATA
• Item Num.: GWT-S497529
• Payment: T/T, L/C , Negotiable
• Description:
  One FXO and one FXS port, can make or receive VoIP, PSTN, VoIP-to-PSTN, PSTN-to-VoIP callsSupported protocols: SIP (RFC2543, RFC3261), TCP/UDP/IP, PPPoE, RTP/RTCP, HTTP, ARP/RARP...