Grandstream Handytone 488
Grandstream HandyTone 488 is an All-In-1 VoIP IAD based on theSIPstandard. Built upon Grandstream's innovative technology; HandyTone 488 features superb sound quality, rich functions, high degree of integration, ease of use, compact size, and ultra-affordability.
Grandstream HandyTone 488 Features:
- Dual RJ45 (LAN & WAN)
- Dual RJ11 - (1) FXS, (1) FXO
- Built in DHCP, NAT & Router
- PSTN Pass-through
- Support SIP2.0
- Built-in router, NAT and Gateway
- Powerful digital signal processing (DSP) to ensure superb audio
quality; advanced adaptive jitter control and packet loss concealment
- Ultra compact (wallet size) and lightweight design, great companion
- Support various vocoders including G.711 A-/U-law; G.723.1,
G.729A/B, G.728, G.726, iLBC.
- Support Caller ID/Name display or block, Hold, Call Waiting, Call
Transfer, Call Forward, Auto Answer (Intercom), Flash
- Support customizable ring tone and fax pass through
- Support silence suppression and VAD ; AGC ; and echo
- Support standard encryption and authentication (DIGEST using MD5 and MD5-sess)
- Support layer-2 (802.1Q VLAN, 802.1p) and layer-3 (DiffServ, ToS) QoS
- Support automated NAT traversal without manual manipulation of firewall/NAT
- Support remote automated provisioning and software upgrade even through firewall/NAT to
enable zero configuration and plug-and-dial for end users
- Support device configuration via built-in IVR, Web browser or central configuration file
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