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    • Grandstream HandyTone HT286

    Grandstream HandyTone HT286
    Item# HT286
    Regular price: $42.50
    Sale price: $33.00

    Product Description

    Grandstream HandyTone HT286 SIP VoIP analog phone adapter convert your cordless phone to VoIP.
    Features:

  • Support NAT traversal via STUN & symmetric RTP.
  • Support all kind of voice codec.
  • Compatible with Asterisk and many different software PBX
  • Web interface

    • Features

    • Support SIP 2.0, TCP/UDP/IP, RTP/RTCP, HTTP, ARP/RARP, ICMP, DNS, DHCP, NTP, TFTP protocols
    • Support NAT traversal using IETF STUN and symmetric RTP (compatible with Cisco’s ATA-186, etc)
    • Advanced Digital Signal Processing (DSP) to ensure superb hi-fidelity audio quality
    • Provides 1 LAN port and 1 FXS interface for any analog telephones, cordless phones, and fax machines
    • Support transparent Fax pass-through and in the future T.38 (pending)
    • Interoperable with various 3rd party SIP end user device, Proxy/Registrar/Server, and gateway products
    • Advanced and patent pending adaptive jitter buffer control, packet delay and loss concealment technology
    • Support popular codecs including G.723.1 (5.3K/6.3K), G.729A/B, G.711 (a-law and u-law), G.726, and G.728. Dynamic negotiation of codec and voice payload length
    • Support standard voice features such as Caller ID Display or Block, FLASH, in-band and out-of-band DTMF (RFC2833), Dial Plans, off-hook auto dial, early dial, click-to-dial
    • Support acoustic echo cancellation, voice mail with indicator, downloadable ring tone (pending)
    • Support Silence Suppression, VAD (Voice Activity Detection), CNG (Comfort Noise Generation), Line Echo Cancellation (G.168), and AGC (Automatic Gain Control)
    • Support DIGEST authentication and encryption using MD5 and MD5-sess.
    • Provide easy configuration thru manual operation (attached analog phone keypad and voice prompt, Web interface) or personalized automated provisioning via central configuration file for mass deployment.
    • Support for Layer 2 (802.1Q VLAN, 802.1p) and Layer 3 QoS (ToS, DiffServ, MPLS)
    • NAT-friendly remote software upgrade capability (via tftp) even from behind firewalls/NATs.
    • Support for fail-over SIP server and DNS server (pending)


    Specification

    LAN interface: 1xRJ45 10Base-T

    Telephone interface (FXS): 1xRJ11

    Exterior: Black plastic case, 1 configuration button with tri-color indicator LED

    Universal Switching Power Adaptor (UL certified: In: 100-240V AC Out: +5V DC, 1.2A

    Dimension: 5.6cm (W) x 9cm (D) x 2.8cm (H)

    Weight: 0.6 lbs (0.3 kg)

    Operating Temperature: 32 - 104 oF (0 - 40 oC)

    Humidity: 10%-95%

    Compliance: FCC/CE (pending)