Talk-A-Phone VOIP-4 VoIP Interface (4 channels)

  • MPN: VOIP-4
  • JMAC ID: 200083821
$3,786.52
JMAC_ID:
200083821
df_manual_boost:
1.75
Voice over IP (VoIP) Interface allows all 400-series Emergency Phones to be used over an IP data network.

The VOIP-4 integrates seamlessly with existing VoIP phone systems, and supports all major VoIP protocols.

UPC: 999999391664
Also known as: TF-VOIP4, TAL-VOIP4, VOIP4

Technical Specifications:
  • Temperature Range: -20C to 60C (-4F to 140F), 5% to 95% humidity
  • Certifications: FCC Part 15 Class A, EN55022, EN55024, EN61000-3-2, EN61000-3-3, CE, UL 60950, EN60950, cUL, ACA TS-001, FCC Part 68, CS-03, TBR21
  • Management: Web browser, Windows, SNMP agent, flash upgradeable
  • Voice Quality: DiffServ, G.165, G.168, adaptive echo cancellation, forward error correction, bad frame interpolation, tunable latency, dynamic jitter buffers
  • Bandwidth Management: G.711, G.723, G.726, G. 727, G.729 & proprietary voice compression, silence suppression, VAD, CNG
  • Protocols: H323 V4, SIP, H.450.2-H.450.4, H450.6 & H.450.8, RTP, RTCP, SMTP, Q.931, Q.Sig, T.38 & Group 3 fax relay, DTMF out-of-band (RFX Z833))
  • LAN Interface: 10/100Base T
  • LAN Port: Ethernet/Ethernet II or SNAP
  • Weight: 8.4 lbs (3.9 kg)
  • Dimensions: 17.4 (442) L x 8.0 (203) W x 3.8 (95) H in(mm)
  • Power Consumption: 46W
  • Power: 115v/240v AC, 47/60 Hz
  • Mounting: Free-standing (stackable) or 19" EIA standard rack mount


For more information about the Talk-A-Phone VOIP-4, please contact us.
  • Voice prioritization using industry-standard Differentiated Services Protocal (DiffServ QoS)
  • GUI management software can be run locally via RS232 or remotely via web interface
  • Each VOIP-4 accomodates up to four emergency phones.
  • Ethernet connectivity and full IP compatibility with existing routers and WAN infrastructure
  • Supports all major VoIP protocols, including H.323, SIP and SPP
  • Echo cancellation and jitter buffer ensure top-quality connection
  • Failover support: can be configured to divert calls to the PSTN or PBX temporarily if the IP network is down

2 Reviews

  • 5
    TALK-A-PHONE-VOIP4

    Posted by 78239 on Dec 19th 2014

  • 5
    TALK-A-PHONE-VOIP4

    Posted by 72194 on Jul 13th 2014

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