4G Volte Fixed Wireless Machine (FWM) with Analog Output Ports Rj11 FWT-8848

ETROSS 4G VOLTE  Fixed Wireless Terminal  FWT-8848 with RJ11 ports*2Module EC25 EC21 support customized 4G Frequency BandsFrequencies:2G GSM:850/900/1800/1900 MHz;3G WCDMA:850/900/1900/2100 MHz ;4G B1/B2/B3/B4/B5/B7/B8/B12/B13/B18/B19/B20/B26/B28/B66/B71 optional . The main applications :Connecting the RJ-11 FXS line to connect Ordinary telephone set for voice call,Connecting the PBX for call extentions,Connecting the billing systems for public phone use,Connecting the VoIP gateway to realize VoIP call termination,Connecting the alarm system for security purpose, etc. It is not a VOIP gateway 1. General Description:Etross-8848 4G is a 4G 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.  2. Features and Functions: 1) Simple to install and easy to maintain 2) Steady industrial module and reliable design ensures good performance. EC-25, EC-21 module (please tell us the 4G Band you need before place an order so that we can choose the suitable module for you )3) Provides optimized circuit directly connecting the exchange device for Extensions 4) Compatible to most telephones, PBX and VoIP gateways (for call Termination) 5) Connect to Alarm systems to realize wireless alarm(for security use)6) Strong signals with high gain antenna 7) Support SIM card (1.8V,3V) 8) Support DTMF 2'nd dialing out9) Hide subscriber caller id (been sent out)10) Provides reversal polarity signal for metering 11) Suitable for wide voltage range and low power consumption 12) Suitable for all kinds of weather and environment 13) Locking PIN / network (optional) 14) Support IMEI change(optional)15) Back up li-ion battery(optional) 3. Specifications: 1) Air interface standard: GSM850/1900Mhz,900/1,800Mhz phase 2+ full band 2) Frequency 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, 910MHz B) GSM 900:                            GSM 1800: I) Transmission: 890 ~ 915MHz          I) Transmission: 1, 710 ~ 1, 785MHz              Ii) Reception: 935 ~ 960MHz            Ii) Reception: 1, 805 ~ 1, 880MHz 3) Channel space: 200kHz 4) User line, bell signal: In line with GB/T15279 5) Max power: 0.25W / 0.5W 6) Consumption: A) Immobility: Less than 25mAh B) Transmission: Less than 400mAh 7) Sensitivity: -105dB 8) Dial tone frequency: 450MHz (standard) 9) Surrounding temperature: -10°C ~ +40°C 10) Relative humidity: 45% ~ 90% (without frost) 11) Atmosphere pressure: 86 ~ 106KPa 12) Environment noise: