Model Number: GSM FWT 8848-#3404 Brand Name: Etross / OEM Key Specifications/Special Features: Product name: 2G GSM FWT 8848 fixed wireless terminal with 1 SIM card for call terminationGeneral descriptionGSM FWT is a GSM to analog converter (single port, insert 1 SIM card only), 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 willgo 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 FXO gateway to realize VoIP call termination; to connect alarm system for security purpose, and more. It is a GSM fixed wireless terminal that produces an analog FXS phone line.Features:Product name:2G GSM FWT 8848 fixed wireless terminal
Model number: GSM FWT 8848
Working frequency: 2G Quad Band GSM 850/900/1800/1900MHz
Phone connector:2 ports
Caller ID: supported
Reversal polarity:supported
IMEI changeable:supported
Locking pin/network: optional
Rechargeable battery:supported
Color: black or white (optional)
Warranty: 1 year
Brand: Etross/OEM

Functions:
1) Simple to install and easy to maintain
2) Steady industrial module and reliable design ensures good performance
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) Supports SIM card (1.8V,3V)
8) Supports DTMF 2^nd dialing out
9) DTMF clip (caller ID display)
10) Hide subscriber caller ID (been sent out)
11) Provides reversal polarity signal for metering
12) Signal indicator and power indicator and working status indicator
13) Suitable for wide voltage range and low power consumption
14) Suitable for all kinds of weather and environment
15) Locking PIN/network (optional)
16) GPRS function (optional)
17) IMEI change (optional)
18) Back up li-ion battery (optional)

Technical specifications:
Hanging voltage: 45V
Picking off voltage: 30mA/41mA
Dialing tone frequency: 450Hz
Antenna interface: Antenna amplifying>2.5dB
Sensitivity: Transmitting power: <3W
AC-adapter interface: input: AC 110-240V AC, 50-60Hz, output: 12DC 1A
AC-adapter types: EU, US, AU, British can be optional