Product Introduction:
4 FXS port VoIP gateway / IAD / ATA / IP phone is provided by Shenzhen Letel Technology Co., Ltd.,a major Network Communications supplier in Broadcast & Telecom wholesale industry in China.You can check out the specification of 4 FXS port VoIP gateway / IAD / ATA / IP phone below or get any optional result clicking into the following keywords VoIP gateway , 4 FXS port VoIP gateway / IAD / ATA / IP phone , TVG340 , Description , Features , Details and you can check the authentications and testimonials of 4 FXS port VoIP gateway / IAD / ATA / IP phone .
Description:
1. Features:
* compatible to ieee 802.3 10base-tx ethernet and ieee 802.3u 100base-tx fast ethernet
* supportg.711a/u, g.723.1, g.729/a/b/ab and gsm610 voice codec
* compatible with sip2.0, h.323 v4 protocal
* sip rfc3261
* tcp/ip: Internet protocal
* support rtp rtcp protocal
* support vad(voice activity detection)/cng(comfortable noise generation)
* echo suppression: G.165/g.168
* 4 fxs ports
*1 wan port,1 lan port, support router
* support dhcp, pppoe, dns, telnet
* support http, https, ftp upgrade
* support call forward (always, busy, no answer), call waiting and per call-waiting blocking
* voip speed dial, voip digital map
* per area ring tone support
* caller number/name display caller id/block outgoing caller-id/reject anonymous call
* facsimile protocol(option): T.30/t.38
* mwi(message wait indication)
* dnd(do not disturb)
* configurable/adaptive jitter buffer size
* support vlan protocal.
* support web, ivr to configure.
* support fxs hotline.
* support billing
* configurable device mode(router or bridge)
* advance routing function
* static address assignment according hostname or mac
* port forwarding and dmz
* multicast limits for lan side
* configurable phy speed mode for lan side
2. Specifications
* weight: N. W.:495g; g. W.:600g
* dimension:151*97*30mm
* power supply: Ac/dc power adapter, input:110v~220v, output12v,800ma
* power consumption: Less than 3w
* operation temperature:0 to 50 c (32 to 122f)
* storage temperature: -30 to 65 c (-22 to 149f)
* relative humidity:10 to 90％, non-condensing
