Product Name: Professional GSM Gateway/SMS GSM Gateway ATA2 Model NO.: ATA2 Type: Key Phone Color: Black Hook: No Handset: No Keypad: No Door: No Robust: Yes Weatherproof Degree: IP65 Button: Yes Analogue, VoIP: Optional Vandal Resistant: Yes Function: Industrial Telephone Display: Without Display Touch Screen: Without Touch Screen Dial: DTMF Voice Mail: Not Support Voice Mail Cordless Telephone Frequency: DECT 6.0 Answering Machine Record Audio Format: MP3 Accessories: Telephone Cords Customized: Customized Trademark: Kntech Transport Package: Kntech Standard Carton Packing Specification: CE, RoHS, ISO9001: 2008, SGS, IP66, FCC, EMC Origin: Shenzhen HS Code: 8517180090 Product Description professional gsm gateway/sms gsm gateway ATA2Product Name:Koontech GatewayATA2Product model:Koontech ATA2SOFTWARE FEATURESSupport SIP 2.0(RFC3261) and correlative RFCsSupport 2 SIP linesCodec:G.711 A/U Law,G.729A/B,G.726SIP applications: support Call forward/transfer/holding/Waiting/ 3 way conferenceSupport T.38 FAX up to 100 pagesSupport L2TP/PPTP VPNHigh performance of router modeHARDWARE FEATURES2 FXS2xLANSOFTWARE FEATURESSupport SIP 2.0(RFC3261) and correlative RFCsSupport 2 SIP linesCodec:G.711 A/U Law,G.729A/B,G.726SIP applications: support Call forward/transfer/holding/Waiting/ 3 way conferenceSupport T.38 FAX up to 100 pagesSupport L2TP/PPTP VPNHigh performance of router modeHARDWARE FEATURES2 FXS2xLANSOFTWARE FEATURESSupport SIP 2.0(RFC3261) and correlative RFCsSupport 2 SIP linesCodec:G.711 A/U Law,G.729A/B,G.726SIP applications: support Call forward/transfer/holding/Waiting/ 3 way conferenceSupport T.38 FAX up to 100 pagesSupport L2TP/PPTP VPNHigh performance of router modeHARDWARE FEATURES2 FXS2xLAN