Grandstream Handytone 486 Analog Adapter

£43.36 inc. VAT (UK only - more info)

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Availability: In Stock

Grandstream HandyTone 486 is an "All-In-1" VoIP IAD based on SIP standard.

Built upon Grandstream's innovative technology, HandyTone 486 features superb sound quality, rich functions, high degree of integration, ease of use, compact size, and ultra-affordability.

Key Features

• Support SIP2.0, TCP/UDP/IP, RTP/RTCP, HTTP, ICMP, ARP/RARP, DNS, DHCP (both client and server), NTP, PPPoE, TFTP, etc.
• Built-in router, NAT and Gateway
• Support Caller ID/Name display or block, Hold, Call Waiting, Call Transfer, Call Forward, Flash, Three-Way Conferencing (pending)
• Support customizable ring tone (pending)
• Fax pass through and T.38 (pending)
• Support silence suppression and VAD, AGC, and echo cancellation (G.168)
• 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
• Powerful digital signal processing (DSP) to ensure superb audio quality; advanced adaptive jitter control and packet loss concealment technology
• Ultra compact (wallet size) and lightweight design, great companion for travelers
• Support various vocoders including G.711 A-/U-law, G.723.1, G.729A/B, G.728, G.726, iLBC.
• Support DNS SRV Look Up
• SIP Server Fail Over (pending)