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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: ETROSS
  • Model Number: 8848W
  • Type: GSM & WCDMA
  • Port Number: 3
  • Working Frequency: 850/900/1800/1900/2100Mhz
  • Color: Black / White
  • GSM: 850/900/1800/1900Mhz
  • WCDMA: 850/900/2100/1900Mhz
  • Antenna: SMA detachable antenna
  • Data service: Support
  • Back up battery: Support
  • Voce mail: Support
  • Warranty: 1 year

Packaging & Delivery

Packaging Details G.W./unit: 0.75KG
Carton Size: 55*34.5*32.5cm
GW: 15KG



3G WCDMA/GSM Fixed Cellular Terminal / FCT / Fixed Wireless Terminal FWT / Wireless local loop / WLL / Dialer Gateway 



3G WCDMA FWT-8848 is a WCDMA 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 u sed 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 FXO gateway to realize VoIP call termination; to connect alarm system for security purpose, etc. It is not a VOIP gateway, nor a GSM+VOIP gateway, It is a GSM Fixed Wireless Terminal that produces an analog FXS phone line .



Module employed:


3G Tri-Band UMTS/HSDPA/HSUPA (WCDMA/FDD) 850/900/1900/2100 MHz

2G Quad-Band GSM850/900/1800/1900Mhz 

2, Features:

1) It is a 1 port WCDMA FWT which has 2 RJ-11 outputs for extensions;

2) It can connect with ordinary telephone set, PBX , VOIP Gateway, Billing meter etc.

3) Employ industrial module to make

4) Simple to install and easy to maintain

5) Steady module and reliable design ensures good performance

6) Provides optimized circuit directly connecting the exchange device for extensions

7) Compatible to most telephones, PBX device.

8) Strong signals with high gain antenna

9) Attractive plastic casing

10) SIM card supported (1.8V, 3V)

11) Caller ID display

12) Provides reversal polarity signal for metering

13) No noise and clear voice

14) Suitable for wide voltage range and low power consumption

15) Suitable for all kinds of weather and environment

16) Locking PIN / network (optional)


3,Technical Specifications:

Air interface standard:

Longsung U6100 is a wireless module which is designed for the global market. It is a consumptive product; it can be designed in many kinds of applications which can work on HSPA/UMTS/EDGE/GPRS/GSM network.

UC15 support the Bands as the following:

3G Tri-Band UMTS/HSDPA/HSUPA (WCDMA/FDD): 850/1900/2100 MHz;

2G Quad-Band GSM: 850/900/DCS1800/PCS1900 MHz

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
Transmitting power<3W

Color: White /Black (optional)
AC-Adapter interface: Input: AC 110~240VAC  50~60Hz
                   Output: 12DC 1A.

AC-Adapter type: EU, US, AU, British can be optional

4, 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

Check Package: 




Wireless router -8848



Ac- adapter


AC-110-240V, DC12V/1A



Magnetic Antenna with 3m cable

User's Manual





White case with short antenna:



Black case with 3M antenna:


Natural Packing:



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