Shenzhen Etross Telecom Co., Ltd.  

Product Name: 1 SIM GSM FWT Etross 8818 Model NO.: 8818 Condition: New Usage: Telephone/PBX/Alarm System Trademark: NO Transport Package: 20PCS/Carton Origin: China Shenzhen HS Code: 8517629300 Product Description GSM FWT-8818 is a GSM to Analog Converter, the device can produce a FXS line to allow a regular phone to be connected and used just like a local landline(PSTN) except your calls will go out the GSM network. This device can both receive and make calls.The main application is: Connecting the RJ-11 FXS line to connect Ordinary telephone set for voice call, to connect PBX for call extensions, to connect billing systems for public phone use, to connect VoIP gateway to realize VoIP call termination, to connect alarm panels for security purpose, etc.Especially, GSM FWT-8818 provide SMS management for SIM credit balance inquiry, Low battery alarm, SMS remote control for alarm panel, and SMS remote control for relay etc. so it is a better choice for alarm security application.Features1) GSM FWT,Simple to install and easy to maintain2) Steady module(Quectel M35) and reliable design ensures good performance3) Provides optimized circuit directly connecting the exchange device for extensions4) Compatible to most telephones, PBX (for call extensions), Alarm panels (for security) and VoIP gateways (for call terminations)5) Strong signals with high gain antenna6) Attractive plastic casing7) SIM card supported (1.8V, 3V)8) Caller ID display9) Provides reversal polarity signal for metering10) No noise and clear voice11) Suitable for wide voltage range and low power consumption12) Suitable for all kinds of weather and environmen13) RJ-11 ports14) Locking PIN / network (optional)15) Back up Li-ion battery( Optional) 7.2V 1300mAh.standby 24hrs,talking time: 2.5hrs.TechnicalAir interface standard: GSM850/1900Mhz,900/1,800Mhz phase 2+ full bandFrequency ranges:A) GSM 850 GSM 1900:I) Transmission: 869.2 ~ 893.8MHz I) Transmission: 1, 930 ~ 1, 990MHzIi) Reception: 824.2 ~ 848.2MHz Ii) Reception: 1, 850 ~ 1, 910MHzB) GSM 900: GSM 1800:I) Transmission: 890 ~ 915MHz I) Transmission: 1, 710 ~ 1, 785MHzIi) Reception: 935 ~ 960MHz Ii) Reception: 1, 805 ~ 1, 880MHzPhone interface: supply RJ-11 Phone InterfaceHanging voltage: 45VPicking off voltage: 30mA / 41mADialing tone Frequency: 450HzAntenna interface: Antenna amplifying>2.5dbSensitivity:<-104DBMTransmitting power<3WColor: WhiteAC-Adapter interface: Input: AC 110~240VAC 50~60HzOutput: 12DC 1A.AC-Adapter type: EU, US, AU, British can be optional