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Grandstream HandyTone 488

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Grandstream HandyTone 488

The Grandstream HT488 is being phased out in, please purchase the Grandstream Handytone 503.

Grandstream HandyTone ATA-488 is an award-winning next generation VoIP analog telephone adaptor based on industry open standards. Built upon innovative technology, Grandstream HandyTone ATA-488 features market leading superb audio quality, compact size, and rich functionalities at highly-affordable price.

Grandstream HandyTone-488 Single FXS, Single FXO Port Analog Adapter Features

Dual RJ45 10/100 Ethernet Connection (WAN/LAN)
DHCP, NAT and router functionality
Single FXS port for connecting analog telephones and fax machines
Single FXO port for connection to analog trunk lines
Support SIP 2.0, TCP/UDP/IP, RTP/RTCP, HTTP, ICMP, ARP/RARP, DNS, DHCP (both client and server), NTP, TFTP, PPPoE, STUN, etc.
Built-in router, NAT, gateway, DMZ, and port forwarding
Powerful digital signal processing (DSP) to ensure superb audio quality; advanced adaptive jitter control and packet loss concealment technology
Ultra-compact (wallet sized) and lightweight design, great companion for travelers
Extensive codec support, including G.711, G.723.1, G.729A/B, G.728, G.726, iLBC
CallerID/Name display and block, hold, call waiting, call transfer, call forward, flash, three-way calling
Customizable ring tones
Fax pass-through and T.38 (pending)
Silence suppression and VAD, AGC and echo cancellation (G.168)
Layer 2 (802.1Q VLAN, 802.1p) and layer 3 QoS (DiffServ, Tos)
Automated NAT traversal without manual manipulation of firewall/NAT
Remote automated provisioning and software upgrades, even through firewalls and NAT to enable "zero configuration" and "plug and dial" for end-users
Configuration via built-in IVR, web browser or central provisioning
SIP server fail-over (pending)

HandyTone Series comparison table

Features	HT-286	HT-386	HT-486	HT-488	HT-496
Ethernet Ports	1 RJ45 (LAN)	1 RJ45 (LAN)	2 RJ45 (LAN/WAN)	2 RJ45 (LAN/WAN)	2 RJ45 (LAN/WAN)
NAT/Router	No	No	Yes	Yes	Yes
DHCP	Client	Client	Client/Server	Client/Server	Client/Server
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

* FXO port allows local and remote PSTN-to-VoIP call origination and VoIP-to-PSTN call termination, automated call routing through PSTN, and power fail-over. PSTN Pass-through allows local PSTN line service for income/outbound call and failover. Click here for additional information