4G LTE Fixed Wireless Terminal LCD LED Display for Alarm System PBX Elevator support Caller ID Change IMEI with RJ11 Clear Voice
ID: 58118

4G LTE Fixed Wireless Terminal LCD LED Display for Alarm System PBX Elevator support Caller ID Change IMEI with RJ11 Clear Voice

5.0 (1 votes) | 6 orders
Price: US $129.48 / piece
Discount Price:
US $ 116.53 / piece
Ships From

4G LTE Fixed wireless terminal with LCD and LED Display support Alarm System PBX Caller ID ,Imei Changable Clear voice Stable signal. 3G and GSM network are compatible.

Note: we will select correct 4G band to support network of your country, and correct adapter plug for your country, please do not worry whether bands in your country is compatible or not.

If you need inner battery, Please buy in our shop another version with 1000mah battery


1. Support full-band 4G LTE-FDD ,LTE-TDD and 3G WCDMA ,GSM network .
2. No need for ground wire line investment, using 4G mobile phone SIM card, easy installation.
3. Support international and domestic, local, fixed and mobile voice services.
4. Don't need to change the original dialing habits, the same as ordinary telephone landline operation habits.
5. Built-in watchdog on-duty circuit to automatically detect the operating status and automatically restart when a failure occurs.
6. Standard communication voltage, which can be connected to the PABX or alarm devices
7. Fully automatic IP, and you can set kinds of IP.
8. It will automatically insert calling IP prefix when fixed long distance, such as 17951, 17911, 193, etc.
9. All kinds of permission settings for international, domestic and local calls, preset local area code, local number segment and forbidden dialing number or number segment.
10. Encryption settings, such as PIN code, PUK code encryption machine card lock function.
11. LED lights show standby and working status,LCD display caller ID ,calling time, imei etc.


Condition: 100% Brand New
Item Type: 4G Fixed Wireless Terminal
Color: White
Material: ABS
Size :16cm*10cm*3.8cm
Module: QUECTEL EC25-?
Caller ID: Yes
Interface Form: RJ11
Support Network: 4G Network,3G ,GSM
Application: Wireless Access, Security
Number Storage Function: Yes
Sound Recording Function: None
Supported Frequency:
Voltage: 100-240V

Package List:

1 x Fixed Wireless Terminal
1 x Instructions
1 x Antenna
1 x Power Adapter
1 x Phone Line

  • Brand Name: Adusun
  • Origin: CN(Origin)
  • Working Frequency: B1 B3 B5 B7 B8 B20 B28A B38 B40 B41
  • Port Number: 2
  • Certification: CE
  • Model Number: A350-4G
  • Alarm system: compatible
  • PABX: compatible
  • Backup Battery: Optional


We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.

How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

Do you ship worldwide?

Yes. We provide free shipping to over 200 countries around the world. However, there are some location we are unable to ship to. If you happen to be located in one of those countries we will contact you.

What about customs?

We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.

How long does shipping take?

Shipping time varies by location. These are our estimates:

Location *Estimated Shipping Time
United States 10-30 Business days
Canada, Europe 10-30 Business days
Australia, New Zealand 10-30 Business days
Central & South America 15-30 Business days
*This doesn’t include our 2-5 day processing time.

Do you provide tracking information?

Yes, you will receive an email once your order ships that contains your tracking information.

My tracking says “no information available at the moment”.

For some shipping companies, it takes 2-5 business days for the tracking information to update on the system.

Will my items be sent in one package?

For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.

If you have any other questions, please contact us and we will do our best to help you out.


Order cancellation

All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.


Your satisfaction is our #1 priority. Therefore, if you’d like a refund you can request one no matter the reason.

If you did not receive the product within the guaranteed time(60 days not including 2-5 day processing) you can request a refund or a reshipment.

If you received the wrong item you can request a refund or a reshipment.

If you do not want the product you’ve receive you may request a refund but you must return the item at your expense and the item must be unused.

  • Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
  • Your order did not arrive due to exceptional circumstances outside the control of CNTRONIC Consumer Electronics Retailer (i.e. not cleared by customs, delayed by a natural disaster).
  • Other exceptional circumstances outside the control of cntronic.com

*You can submit refund requests within 15 days after the guaranteed period for delivery (60 days) has expired. You can do it by sending a message on Contact Us page

If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.


If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.

Please do not send your purchase back to us unless we authorise you to do so.



Thank you for your interest doing business with us!

If you would like to get a discounted price for your large purchase orders, fill in the required blanks along with your email address, the product Item ID # and/or the link of the item that you want to order, item quantity (minimum of 30 pieces), shipping country and payment method is required. We will contact you with a discounted price as soon as we receive your inquiry.

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