General Description
4G LTE FWT ETS-8848 is a 4G Lte to Analog Converter, the device can produce a FXS line to allow a regular phone to be connected and used just like a local land line(PSTN) except your calls will go out from the 4G network. This device can both receive and make calls.

The main applications are: Connecting the RJ-11 FXS line to an ordinary telephone set for voice call; to connect PBX for call extensions; to connect billing systems for public phone use; to connect VoIP FXO gateway to realize VoIP call termination; to connect alarm system for security purpose, etc.

It is a 4G LTE Fixed Wireless Terminal that produces an analog FXS phone line .

Module employed: 
Quectel 4G LTE Standard EC2x(EC25,EC21,EC20 R2.0 and EC20 R2.1)/EG21-G/EC200T etc.for different countries and networks

Features:

1. It supports VoLTE function.
2. It is a 1 port 4G LTE fixed wireless terminal which has 2 RJ-11 outputs for extensions;
3. It can connect with ordinary telephone set, PBX , VOIP Gateway, Billing meter etc.
4. Employ industrial module Quectel EC2X series to make
5. Simple to install and easy to maintain
6.  Steady module and reliable design ensures good performance
7. Provides optimized circuit directly connecting the exchange device for extensions
8.  Compatible to most telephones, PBX device.
9.  Strong signals with high gain antenna
10.  Attractive plastic casing
11. SIM card supported (1.8V, 3V)
12.  Caller ID display
13. Support DTMF/FSK
14. Provides reversal polarity signal for metering
15.  No noise and clear voice
16. Suitable for wide voltage range and low power consumption
17. Suitable for all kinds of weather and environment
18. Locking PIN / network (optional)

Technical Specifications:

Air interface standard: 
Quectel 4G LTE standard module EC2X is a wireless module which is designed for the global market.it can be designed in many kinds of applications which can work on 4G LTE network.

Quectel 4G LTE module EC2X support the Bands as the following:
EC25-EUX for example : 
LTE FDD: B1/B3/B7/B8/B20/B28A
LTE TDD: B38/B40/B41
WCDMA: B1/B8
GSM/EDGE: B3/B8 
--For other modules,please refer Quectel website http://cnetross.en.made-in-china.com to choose the correct module. 

Phone interface: supply RJ-11 Phone Interface
Hanging voltage: 45V
Picking off voltage: 30mA / 41mA
Dialing tone Frequency: 450Hz
Antenna interface: Antenna amplifying>2.5db
Sensitivity:<-104DBM
Transmitting power<3W
Color: White /Black (optional)
AC-Adapter interface: Input: AC 110~240VAC  50~60Hz
                   Output: 5DC 2A.
AC-Adapter type: EU, US, AU, British type (can be optional)
Back up battery: Li-ion battery 3.7V 800mAh (Can be optional) 

Operation Circumstance: 
Operation temperature: -10c~60C
Storage temperature:-20C~70C
Operation humidity:45%-95% 
Atmosphere pressure:86-106Kpa
Environment noise: <60DB
Transmitting Power:2W
Sensitivity: <-104dbm
Antenna Amplifying: >2.5db
Dialing frequency: 450Hz
Hanging voltage: 45V
Picking current: 30mA/41mA

Packing List: