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Condition: New
Grandstream HandyTone 488 Analog Adapter
Ports: 1 LAN + 1 WAN + 1 FXS + 1 FXO
Supported Protocols: SIP
Product Description
The Grandstream HandyTone-488 (ATA-488)
received the Best of Show award at the 2005 Internet
Telephony Conference & Expo in Miami for its open standards and high sound
quality. The ATA-488 has one FXS port,
one FXS port and two Ethernet (RJ45) ports which allow you to connect an analog telephone or fax machine and a PC to an Ethernet network.
The ATA-488 has a built in router, NAT, DHCP (client and server)
and supports gateway and DMZ port forwarding. The ATA-488 can be
configured through a web
interface, an built-in IVR or can be
can be configured via a central configuration
file which eases mass installations. The HandyTone-488 uses powerful
Digital Signal Processing (DSP), advanced adaptive jitter control and
packet loss concealment technology to achieve
the highest sound quality. the ATA-488 reduces the cost of deploying your Voice over IP
network by simplifying the
installation process and protecting your investment in analog equipment.
Product Features
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.
Includes a built in router, NAT, Gateway and DMZ port forwarding capapble
Supports call origination and termination to/from PSTN (via FXO port)
Supports call origination and termination to/from PSTN (via FXO port)
Uses digital signal processing (DSP) to ensure highest 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 Caller ID/Name display or block, Hold, Call Waiting/Flash, Call
Transfer, Call Forward, in-band and out-of-band DTMF, Dial Plans, etc.
3-way conference calling capable
Support fax pass through and T.38 (pending)
Supports VAD (Voice Activity Detection), Silence Suppression, Line Echo
Cancellation (G.168), CNG (Comfort Noise Generation),
and AGC (Automatic Gain
Control)
Support standard encryption and authentication (DIGEST using MD5 and
MD5-sess)
Supports Layer 2 protocols (802.1Q VLAN, 802.1p) and Layer 3 QoS features
such as ToS, DiffServ & MPLS
Supports automated NAT traversal (not necessary to manually configure
Firewall/NAT)
Device configuration via Web browser, built-in IVR, or central configuration
file through TFTP or HTTP
Firmware upgrades via TFTP or HTTP with encrypted configuration files.
Compact and lightweight design (wallet size), perfect companion for road
warriors
Grandstream HandyTone Comparison Chart
| Features
|
ATA-286 |
ATA-386 |
ATA-486 |
ATA-488 |
ATA-496 |
| Ethernet Ports |
1 RJ45
(LAN) |
1 RJ45
(LAN) |
2 RJ45
(LAN/WAN) |
2 RJ45
(LAN/WAN) |
2 RJ45
(LAN/WAN) |
| DHCP/NAT/Router |
No |
No |
Yes |
Yes |
Yes |
| FXS Port |
1 |
2 |
1 |
1 |
2 |
| FXO 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 |
Click here to download the latest HandyTone
488 firmware
Click here to download the HandyTone 488 Manual
Click here for the Grandstream FAQ
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