Maximize

Grandstream Handytone HT286 Analog Adapter

Grandstream HandyTone 286 ATA-286 is an award-winning next generation VoIP analog telephone adapter based on industry open standards.

More details

Share on Facebook!

Send to a friend

Print

More info
Comments

Grandstream Handytone HT286 Analog Adapter

Write Review

1 review

This item has been discontinued.

Shipping

Brand Grandstream

SKU HT-286-B

Available Options:

Phone Line Cable:
RJ11 Adaptor:
Power Supply Unit:

Grandstream Handytone HT286 Analog Adapter

Please Note: The Grandstream HandyTone 286 has been discontinued, the direct replacement is the Grandstream Handytone HT701 Analog Adapter

Built upon innovative technology, the Grandstream HandyTone ATA-286 features market leading superb sound quality, compact size, and rich functionalities at highly-affordable price.

Main Features of the Grandstream HandyTone 286:

Full Feature Voice/Fax-over-IP
Ultra-Compact and Lightweight
Universal Plug and Dial
Extremely Cost Affordable

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)

Grandstream ATA Comparison Table
Feature	Handytone 286	Handytone 386	Handytone 486	Handytone 488	Handytone 496
Ethernet Ports	1 x RJ45 (LAN)	1 x RJ45 (LAN)	2 x RJ45 (LAN/WAN)	2 x RJ45 (LAN/WAN)	2 x RJ45 (LAN/WAN)
DHCP/NAT Router	No	No	Yes	Yes	Yes
Analogue Phone Port	1	2	1	1	2
Analogue Line Port	No	No	No	Yes	No
PSTN Pass-through Port	No	Yes	Yes	Yes	No
Remote Configuration	TFTP/HTTP	TFTP/HTTP	TFTP/HTTP	TFTP/HTTP	TFTP/HTTP