ETS-4S 4 ports GSM fixed wireless terminal GSM & PSTN with LCR

Model Number: ETS-4S-1 Brand Name: Etross / OEM Key Specifications/Special Features: We can also offer as below:GSM 4FXSGSM 4FXS+4FXOWCDMA 4FXSWCDMA 4FXS+4FXOFeatures:Product name:ETS-4S 4 ports GSM fixed wireless terminal GSM & PSTN with LCR
Model number: ETS-4S
Working frequency: 2G Quad Band GSM 850/900/1800/1900MHz
SLIC(FXS): 4 ports
DAA (FXO): 4 ports (optional)
Sim cards: 4
LCR (Low cost routing): support
Caller ID: supported
Reversal polarity:supported
IMEI changeable:supported
Locking pin/network: optional
Color: Black
Warranty: 1 year
Brand: Etross/OEM

Description:
ETS-4S is our newly designed GSM FWT with 4 GSM Module+4 FXS port +4 FXO (PSTN) port.
GSM+PSTN fwt with LCR has the function to choose route automatically. When you dial from GSM+PSTN fwt, it will check the prefix no. you preset into device. Then it will call out through GSM or PSTN according to your presetting rules. And GSM /PSTN both support call in.
It will dial out through GSM if you don't connect to PSTN or PSTN line is disconnected, and it will dial out through PSTN if you don't insert SIM card or GSM network has no signal.

Main advantage/features:
1. Uses the world to be advanced SiliconLab Corporation SLIC(FXS) and DAA(FXO) plan, the compatibility and the sound quality are in the global advanced standard
2. Through SMS carries on the disposition to the equipment, convenient, direct-viewing
3. The digit dialing prefix establishment function, may realize GSM and between FXO LCR route
4. The digit dialing length establishment function, the user does not need in the digit dialing to join finally#The number may also realize the fast digit dialing
5. Number transformation function
6. Number Canada dials the function
7. The operator locks the function
8. The FXO mouth has escapes the function

Technical specifications
Air interface standard: GSM850/1900Mhz,900/1,800Mhz phase 2+ full band
Frequency ranges:
A) GSM 850 GSM 1900:
I) Transmission: 869. 2 ~ 893. 8MHz I) transmission: 1, 930 ~ 1, 990MHz
Ii) 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
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:Transmitting power<3W
AC-Adapter interface: Input: AC 110~240VAC 50~60Hz
Output: 12DC 1A.
AC-Adapter type: EU, US, AU, British can be optional