Gold Member Since 2010
Audited Supplier
Shenzhen DBL Technology Limited

Voip, Voip Phone, Voip Ata manufacturer / supplier in China, offering VoIP Atas (1-FXS Port), Radio Repeater/VoIP RoIP 102, DBL Cross-Network Gateway (RoIP-302) and so on.

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Supplier Homepage Product VoIP ATAs(FXS) VoIP Atas (1-FXS Port)

VoIP Atas (1-FXS Port)

FOB Price: US $35 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $35/ Piece
Get Latest Price
Production Capacity: 1, 000, 000/Years
Transport Package: Box Size: 14 * 17 * 6.5
Payment Terms: T/T, Paypal, Western Union
Basic Info
  • Model NO.: HT-912T
  • Port: 1fxs
  • Encryption: Support
  • Counterattack Signal: Support
  • Trademark: DBL
  • Origin: Shenzhen, China
  • Color: Bule
  • LAN: 2port
  • Fax: Support
  • Protocols: Sip&H323
  • Specification: sip and h323
  • HS Code: 8517623300
Product Description
VoIP ATAs (FXS)
VoIP ATA (Analog Terminal Adapter) is a telephone extension to the IP network. It offers a traditional telephone line (PSTN) interface to an analog telephone, PBX line extension, or a fax machine. Its WAN port interface allows access to the IP network in order to offer voice and fax services. It is a great way for turning a traditional PBX to access the low cost VoIP services and for deploying VoIP service by an ISP. An additional Ethernet port allows broadband connection for the existing PC or other network device without buying additional network equipment. It is an ideal low cost product for SME and SOHO IP telephony application.
The HT-912 is designed as a compact, high performance, and low cost VoIP Analog Terminal Adapter (FXS Gateway). It comes with one FXS port to interface with a traditional analog phone set or a PBX trunk line for VoIP communications. It bundles with lots of features to meet the demand in various network environment. It is an ideal low cost VoIP solution for travelers and SOHO users.

Key Features
Open Standard VoIP Protocols (ITU H. 323 V4 and IETF SIP V2)
Two 10/100 Ethernet for WAN / LAN connections
Peer-to-Peer IP Calls
Speech quality ensured by QoS at the Ethernet and IP layers and comprehensive jitter buffer
Line Echo Cancellation
VLAN and QoS support
NAT Transversal and Router functions
Voice prompts, HTTP Web, Auto Provision support for configuration and updates
Highly stable embedded Linux operating system in high performance ARM 9 Processor

Basic Features
One RJ-11 FXS port for traditional phone set or PBX's trunk line
LEDs for Power, Ready, Status, WAN, PC, FXS
Call Forward, Call Hold, Call Transfer
Dial Plan
Caller ID
Enhanced Features

Dynamic selection of codec
Advanced jitter buffer
Automatic traversal of NAT and firewall
VLAN / Qos
Router
Echo cancellation for Speakerphone
Comfort noise generation (CNG)
Voice activity detection (VAD)
Auto provisioning (requires auto provisioning server)
On line firmware upgrade
Multi-language support: English and Chinese
Supported Standards

ITU: H. 323 V4, H. 225, H. 235, H. 245, H. 450
RFC 1889 RTP/RTCP
RFC 2327 SDP
RFC 2833 RTP Payload for DTMF Digits, Telephony Tones and Telephony Signals
RFC 2976 SIP INFO Method
RFC 3261 SIP
RFC 3264 Offer/Answer model with SDP
RFC 3515 SIP REFER Method
RFC 3842 A Message Summary and Message Waiting Indicator
RFC 3489 Simple Traversal of User Datagram Protocol (UDP) Through Network Address Translators (NATs)
RFC 3891 SIP "Replaces" Header
RFC 3892 SIP Referred-By Mechanism
Draft-ietf-sipping-CC-transfer-04 Session Initiation Protocol Call Control - Transfer
Codec: G. 711 (A/µ Law), G. 729A/B, G. 723.1
DTMF: RFC 2833, In-band DTMF, SIP INFO
Physical and Environmental
Operating temperature: 10° C to 40° C (50° F to 104° F)

Storage temperature: 0° C to 50° C (32° F to 122° F)
Weight: 1.9 kg (4.2 lb) (Including AC/DC Adapter)
Size: Mm (W) x mm (L) x mm (H) ( " x " x ")
Power: 24 Vdc 500 mA (AC/DC adapter included). Classification 0 under IEEE 802.3af on CN2x4
Safety:
Emissions:
Immunity:
Other Approval:
Warranty: One year
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