Grandstream HandyTone 496

Product Features

- Two FXS (RJ11) ports
- Two Ethernet (RJ45) ports
- Supports SIP 2.0(RFC 3261), TCP/UDP/IP, RTP/RTCP, HTTP, ICMP, ARP/RARP, DNS, DHCP (both client and server), NTP, PPPoE,
STUN, TFTP, etc.
- Built-in router, NAT, Gateway and DMZ port forwarding
- Device bridge mode support
- Supports dual SIP accounts via dual FXS ports
- Powerful digital signal processing (DSP) to ensure superb audio quality; advanced adaptive jitter control and packet loss
concealment technology
- Support various vocoders including G.711 (a-law and u-law), G.723.1 (5.3K/6.3K), G.726 (40K/32K/24K/16K), as well as
G.728, G.729A/B, and iLBC.
- Support fax pass through and T.38
- Support Caller ID/Name display or block, Hold, Call Waiting/Flash, Call Transfer, Call Forward, Call Waiting Caller ID, in-band and
out-of-band DTMF, Dial Plans, etc.
- Support 3-way conferencing
- Support Silence Suppression, VAD (Voice Activity Detection), CNG (Comfort Noise Generation), Line Echo Cancellation (G.168),
and AGC (Automatic Gain Control)
- Support standard encryption and authentication (DIGEST using MD5 and MD5-sess)
- Support for Layer 2 (802.1Q VLAN, 802.1p) and Layer 3 QoS (ToS, DiffServ, MPLS)
- Support automated NAT traversal without manual manipulation of firewall/NAT
- Support device configuration via built-in IVR, Web browser or central configuration file through TFTP or HTTP
- Support firmware upgrade via TFTP or HTTP with encrypted configuration files.
- Ultra compact (wallet size) and lightweight design, great companion for travelers

Grandstream Support Forum

Buying a HT-496 (Alphabetical by country)

Grandstream's page about the HandyTone-496

Go back to Analog Telephone Adapters

Created by:, Last modification: Wed 30 of Jul, 2014 (15:19 UTC) by voxsys
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