Realtone Technologies Inc.

Guangdong, China

Wss60 series voip sip gateway are a telecom carrier class voip gateway designed for regular phone service, fax service and ip centrex service, wss60 can be used by carrier and enterprise as part of the cost effective ip-pbx solutions; main application: 1). the ideal voip sip gateway for ip pbx like asterisk, 3cx, trixbox, elastix for call center, hotel, office ip-pbx system;2). ipcentrex or residential applictions with ip pbx or softswitch3). 16, 32, 48 fxo ports gateway work with pstn lines or gsm/cdma terminal for calling card, and call termination4). Intercom pbx functions, ivr, call transfer, 3-way-conference no need sip server; key features mgcp or sip access gateways sip-pstn analog gateway routing (based on called number or other criteria) radius based cdr for accounting stun client for nat transversal flexible interface for analog phones, fax, traditional pbx with analog trunks. redundant power supply option hot swappable modules fax tone detection and codec bypass (t.30) and fax relay (t.38) function g.711, g.723.1, g.729a, ilbc, gsm codec g.168 echo cancellation dtmf transportation: transparent mode, rfc 2833 mode, sip/info mode fashion color ringing, mwi by tone or neon light, routing table, speed dial supported protocols session initiated protocol (sip) media gateway control protocol (mgcp) real time transport protocol(rtp/rtcp) tftp for remote software upgrade http for system and interface configuration and monitoring snmp v.1, v.2, v.3 telnet for remote support dhcp for dynamic ip address allocation dtmf stun client for nat/firewall traverse call features caller id message waiting indication call waiting call forwarding caller id on call waiting call transfer (on busy, no answer, all) special purpose calling codes speed dial redials other specifications power consumption : 70 watt(max) internal memory: 128mb system flash memory: 16mb ethernet interface: rj-45 talk battery: -24 v ringing voltage: 50v rms loop current: 21 ma max line length: 1500m or 415 ohm power supply: 110-250v ac 50-60hz ren equivalence: 5 for short loop (1000 feet) , 3 for long loop (5000 feet) analog interface: rj-45 off-hook detection: loop start dialing: dtmf size(l x w x h): 4.4 x 44 x 30 cm weight: 6kg wss60 series model fxs fxo wss60-48s 48 0 wss60-32s 32 0 wss60-16s 16 0 wss60-40s/8 40 8 wss60-24s/8 24 8 wss60-8s/8 8 8 wss60-16s/16 16 16 wss60-32s/16 32 16

Wss8 is a perfect product for the telecom carriers to provide the residential telephonyand fax services through the broadband networks such as fttb, hfc, and adsl; wss8 can be connected to the traditional pbxs to provide the voice vpn solutionsfor enterprises, government, and schools. wss8 can also serve as a remote, sip terminal for ip-pbx solutions for example asterisk. wss8 is based on the embedded linux operating system. advantages the ideal voip gateway for ip-pbx and residential voip ata application high voice quality highly compact yet truly reliable user-friendly provisioning tools featuring fashion ringing tones, auto dialing, dual phone numbers, and radius billinginterface advanced voip technologies including sip/mgcp protocols, ilbc, and voice encrpytionin-house r & d can meet various voice application requirements with its powerful hardwareplatform and flexible software design. supports a variety of supplementary services which include callerid, all forward, forward no answer, forward busy line, call waiting, and colorring-back feature, as well as many distingwishing features including routingselection, radius billing interface, two stage dialing, calling/caller number mapping, and auto dial. not only offers the best cost-effectiveness but also supportsthe latest voip technologies and standards. Users can take advantage of thenewest voip technologies by upgrading mx8 software. signaling voip protocol: sip v2(rfc3261);mgcp(rfc2705)offhook detection: fxs loop start, ddi(hongkong)dtmf: sip info;rfc2833 dtmf relay;in-band; key features voice codec: g.711alaw;g.711ulaw;g.729a;g.723.1;gsm;ilbc;echo cancellation:g.168;tail length 8/16/32 milliseconds;dynamic jitter buffer;voice activity detector(vad);and comfort noise generator(cng);calling control:called/calling number mapping;line hunting;fax processing: t.38 fax relay ; t.30;billing: radius interface;polarity reverseconfiguration:web based user interface, unified network management; dual telephone number:each line can be configured with two number;a pstn number and an extension number; hardware equipped ti high performance dsp processor;cpu: motorola power pc 852;flash memory: 8mb;system memory:32mb;maximum user line length: 3000 meters;input voltage:5v/3a dc(a ac/dc convector is provided;)