Best Smart Phones & Parts

Adusun 850/900/1800/1900MHZ Fixed wireless terminal GSM Dialer 2 SIMs Dual standby

Home › Communication Equipments › Fixed Wireless TerminalsAdusun ..

99.0 star rating
99.0 of 100

Free Shipping

Working Frequency
Port Number
Model Number
Brand Name
Alarm System :
Antenna Length:
3 meter
GSM Frequency:
Power Adapter
UL/EU/UK Standard
1 year
Router Function

29 Jul 2017
Excellent service and communication to resolve an issue with Zac Maguire. Thank you very much for your help. Great company.

- L********o N.
05 May 2017
Excellent seller!

- P*********6 N.


1.  A3802 support Dual SIMs,Dual Standby.

2. 2 lines can work simultaneously with 2 phones connected to the terminal

3.  GSM Router function is optional to support, if you request this function, the 2 sim card will not work simultaneously, but work together so that they can shakehands to achieve Router function .

What is Router Function : you can preset which kind of number go through SIM CARD 1 , and which go through SIM CARD 2 when you pick up the handset and make calling. This function save calling fee.

* Please leave us comments under your order if you need router function!

4. The defaulted antenna is 2 pcs outdoor antenna, if you need the indoor short antenna, please leave me message.

5.  Please do not open a dispute or give negative feedback without communicate with us, or we may not able to give afterservice. Because always, problem can be sloved after communicate with us, The worst solution is full refund or  replacement.


Dual sim cards GSM FIXED WIRELESS TERMINAL / gsm dialer fwt gate way gsm to analog converter for telephone IP PBX alarm system


Brand: Adusun

Model: A3802

Working frequency:  GSM 850/900/1800/1900MHz

Product name: Quality gurantee  SMS alert gsm fwt gsm fixed wireless terminal gate way for Alarm system billing meter PABX


Key words: dual band quad band LCD display gsm gate way, gsm fwt fixed wireless terminal, gsm fixed cellular terminal, gsm wireless voice box. gsm sim box, gsm call communicator  for telephone, billing meter, alarm system and IP PABX, IP PBX etc.


Software version:


2 ports 2 sims GSM FWT / gsm fixed wireless terminal  is a GSM to Analog Converter.It has dual chip dual sims card that support 2 phone calls at the same time. It produces 2 FXS lines to allow traditional 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. Users can dial the local calls, domestic and international calls with

 this Terminal connecting with a common wired desktop phone and a standard SIM card..

It is not a VOIP gate way, nor a GSM+VOIP gate way; It is a GSM Fixed Wireless Terminal that produces a Analog FXS phone line. 


Application areas:

Remote country, Mountains, Dwelling house with weak signals, Public telephone shops

Offices, Removable places such as Ships, Trains, and Long distance buses.


The main applications:

Connect the RJ-11 FXS line to connect Ordinary telephone set for voice call.

Connect PBX for call extension.

Connect billing systems for public phone use.

Connect VoIP gate way to realize VoIP call termination.

Connect alarm system for security purpose. etc.



1) It is a 2 channel GSM Gate way which has 2 RJ-11 outputs;

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

3) Dialing tone frequency:450hz;

4) Employ Industrial module to make;

5) SIM card supported (1.8V, 3V);
6) Caller ID display. Time and date display, the power supply of battery can display at the same time on the LCD.
7DTMF Dialing;
8) Bell signal;
9) Polarity reversal;
10) The RJ-11 socket which connect the phone or billing system for metering purpose;
11) Antenna socket (SMA); 
12) Working status and Signal Strength by LED indicator;                                               

 13IMEI Change (optional). 

14) Supports modem mode. 

15) Automatically connects to IP network when dialing long distance (optional)

16) Dial number Block (Optional)

17) Incoming number Block (Optional)

18) Volume adjustment. Time and date setting.

19) Auto card-locking and net-locking. 

FWT-A380-2 Qual

Packaging & Shipping




dual chip sim cards gsm to analog converter


Dual band or Quad band

Ac- adapter


AC-110-240V, DC5V/1A



Magnetic Antenna with 3m cable 


User's Manual





Packaging & Shipping

1),ship within 3 working days after receive payment.

2), in DHL free shipping product, our price is not including DHL remote fee. It needs extra $32. Pls check if your

 receive address is remote area or not at DHL website. If you don’t want to pay remote fee, we would change

 EMS or post instead. 

3), we dont bear any additional import duty or tax in parcel destination country. And shipping company will colle

ct it from receiver upon delivery.

4), declare value and name. We would declare them according to our experience and the item buy. If you have

 special request, pls leave message in order.


Our Services

1, OEM: accept customized service in fucntion,logo print and  packaging in bulk order.

2, our price is not indluding any duty. Each country has didfferent rules in duty/ tax. Please confirm with

 your customs and local DHL before buy. Usually, we declare low value to avoid or reduce duty. Please leave message to us in order if you have specific requirement.

3, Free guide in operation except Asterisk cards. Buyers have to have knowledge to operate Asterisk cards. Our price is for hardware only. Teach support is far over our cost.

4, Remote support: most of devices support online software upgrade.

5, on time reply.Your requirement will get prompt attention


6, defualt 6 months warranty  for device except accessories.

6.1:Leave 5 stars feedback in 3 days; add extra 6 months free warranty time, total free warranty time is 12 months.

6.2:Leave 5 stars feedback in 7 days; add extra 3 months free warranty time, total free warranty time is 9 months.

6.3:Buyer opens a dispute or leave 1/2/3 stars without communication with us. We don't offer after sale service.


Free shipping! GSM 850/900/1800/1900MHZ Fixed wireless terminal, GSM Dialer 2 SIMs,Dual standby, support alarm system , PABX





Shipping CompanyShipping CostEstimated Delivery Time
DHL3 - 7 days
UPS Expedited3 - 7 days
EMS5 - 14 days
Post Air MailFree Shipping15 - 45 days
Return PolicyIf the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.

N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
Seller ServiceOn-time DeliveryIf you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).