Name: YX SMS Modem LTE EC25/EC200A/EC20 module Bulk Send SMS 4G GSM Modem Pool PCB formwork
Brand: YX SHOP
Price: 48 USD
Availability: InStock

YX EC25/EC200A/EC20 module is a component of the SMS modem and can be purchased separately for replacing and adding modules to the SMS modem. It is plug and play and quick to connect.

SMS modem is connected to computer or other device through USB interface and bulk sends and receives text messages over the GSM network.

(Friendly Reminder: Please indicate the intended country of use when placing your order. Failing such indication, the corresponding frequency band model will be allocated based on the shipping address country)

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Description
Frequency band

Brand Name	YXCALL
PORTS	1
Network	4G LTE，Include GSM, CDMA, WCDMA
Frequency	700-2700Mhz
Warranty	12 months
Module	EC25/EC20/EC200A (Please refer to the "Frequency Band" interface for specific information)
SMS Send Speed	Approximately 3600 text messages per hour per port
Operation System	Win all, Linux, android
Function	STK / AT Command / TCP/IP / Data / SMS / IMEI / MMS / Email / GPRS / GPS / USSD
GPRS protocol	GPRS Multi-slot Classes 1~12(default is Class 12),GPRS format CS-1,CS-2,CS-3,CS-4 PPP/PAP TCP/UDP/FTP/PPP/HTTP/NTP/MMS/SMTP/PING/MQTT
SIM interface	Default is 2FF Mini SIM (15mm*25mm), Optional conversion to 1FF (big size IC card)
Support	With instruction manual and technical support
Shipping method	Support DHL, UPS, FEDEX, EMS, 4PX Cainiao standard logistics and dedicated lines (some countries have dedicated lines logistics, Specific consultation with customer service) Tip: (1) Express delivery is faster than dedicated lines, but customers need to handle customs clearance and tax payment, and there will be logistics trajectory updates throughout the process. (2) Dedicated line logistics is slower, but includes customs clearance and tax payment, and is delivered directly to the home. The logistics trajectory updates will only be available after the package arrives at customs clearance and is handed over to the local logistics provider.
Payment method	Support payment methods such as USDT, PayPal, credit card, TT, etc (Pay with USDT and there are no additional transaction fees, so 3% discount on the product price is given) Please consult customer service for USDT address,Other payment methods can be redirected to the checkout page for online payment
Ordering Process	Payment for the product you need to order, we will arrange for stock testing after confirming the accuracy of the delivery information with you. We expect to arrange shipment within 2 days and provide you with package picture and logistics tracking number for tracking. Customer service will send message to remind you of tax payment and logistics delivery. If you need technical support after receiving the goods, please leave a message to our customer service personnel, and we will arrange for a technician to assist
Customer service contact information	Whatsapp: +8615220722893 Emai: yx@yxinternet.com Telegram: @YXwendy Teams: yuexun@yx19999.net

Detailed Description:

Core Advantages
● Plug & Play Design: Instant connection without complex setup, ideal for quick replacement or adding modules to your SMS modem.
● High-Speed SMS Performance: Sends/receives approximately 3600 SMS per port per hour, perfect for bulk messaging needs.
● Wide Network Compatibility: Supports 4G LTE, including GSM, CDMA, and WCDMA, with a frequency range of 700-2700Mhz for stable global connectivity (check regional compatibility).

Key Technical Features
● Rich Functionality: Supports STK, AT Command, TCP/IP, Data, SMS, IMEI, MMS, Email, GPRS, GPS, and USSD for versatile operations.
● Multiple Protocols: Compatible with GPRS Multi-slot Classes 1~12 (default Class 12), GPRS formats (CS-1 to CS-4), and PPP/PAP, TCP/UDP/FTP/HTTP/NTP/MMS/SMTP/PING/MQTT.
● Flexible SIM Interface: Default 2FF Mini SIM (15mm*25mm); optional conversion to 1FF (big size IC card) for diverse usage scenarios.

System Compatibility
Works seamlessly with Windows (all versions), Linux, and Android systems, ensuring broad integration with your devices.

Regional Note
EC20/EC200A modules are not suitable for use in the United States, Canada, or Japan. For these regions, contact customer service to get EC25 module recommendations.

Warranty & Support
● 12-month warranty for quality assurance.
● Includes detailed instruction manual for easy setup.
● Professional technical support available (Online time: GMT+8 9:00AM-18:00PM).

Global Shipping
Enjoy worldwide shipping (excluding restricted areas). For more product images, contact our customer service anytime during online hours.

Choose YXCALL 4G modules for reliable, high-performance SMS modem enhancement—your trusted partner for efficient messaging solutions!

Custom Solutions? Contact our team for bulk orders, frequency band confirmations, or custom firmware needs!

Whatsapp: +8615220722893
Emai: yx@yxinternet.com
Telegram: @YXwendy
Teams: yuexun@yx19999.net

For detailed product operation, please refer to the relevant manual or contact customer service for assistance

About Us

YxInternet is a professional supplier specializing in consumer electronics, smart devices, and lifestyle products. With years of experience in global trade and a strong supply chain network, we provide businesses and end-users with reliable products at factory-direct prices.

Our mission is to bridge quality manufacturing with global buyers, making cross-border sourcing easier, faster, and more transparent. From product selection to quality control, and from fast delivery to after-sales support, YxInternet ensures every order meets high expectations.

Why Choose Us

Extensive Product Range：From smart electronics to innovative gadgets, we cover a wide range of categories to meet various market demands.
Direct-from-Manufacturer Pricing：We work directly with reliable factories, ensuring competitive wholesale prices with no hidden costs.
Strict Quality Control：Every product goes through multi-level quality checks, from factory audits to pre-shipment inspections, guaranteeing what you receive matches your expectations.
Efficient Logistics Network：With global shipping partnerships, we offer fast and trackable delivery to over 100 countries, keeping your orders on time.
Dedicated Customer Service：Our professional team is ready to support you before, during, and after your purchase, ensuring your sourcing experience is smooth and hassle-free.

Because the 4G frequency band is different in different countries or regions, when placing an order, please indicate the country in which the product is used. If there is no indication, we will select the corresponding frequency band model based on the country where the shipping address is located.

The EC20/EC200A module and is not suitable for use in the United States, Canada, or Japan. If you need to use it in these countries, Please consult customer service to recommend other 4G modules for you, such as EC25.

Product Feature
Name	4G LTE Dongle Modem
communication interface	USB
Chipset	Quectel EC20 / EC200A / EC25
Function	STK / AT Command / TCP/IP / Data / SMS / IMEI / MMS / Email / GPRS / GPS / USSD
Frequency	EC25-EUX /EC200A-EU:(Asia, Europe,Africa, the Middle East,Southeast Asia, Vietnam, Myanmar, Laos, Cambodia, Malaysia, Singapore, Russia) LTE FDD: B1,B3,B5,B7,B8,B20,B28 LTE TDD: B38,B40,B41 WCDMA: B1,B5,B8 (900/2100MHz) GSM: B3,B8 (900/1800MHz) EC25-AFX :(United States and Canada) LTE FDD: B2/B4/B5/B12/B13/B14/B66/B71 WCDMA:B2/B4/B5 (1900,1700,850MHz) EC25-AUX /EC200A-AU:(Australia, New Zealand and Latin America, Mexico, Peru, Colombia, Brazil, Chile, Argentina, Dominican Federation, Venezuela, Honduras, Guatemala, Nicaragua, Costa Rica, Panama, Cuba, Guyana, Bolivia, Paraguay, Uruguay, etc) LTE FDD: B1/B2/B3/B4/B5/B7/B8/B28/B66 LTE TDD: B40 WCDMA: B1/B2/B4/B5/B8 (850,900,1700,1900,2100MHz) GSM:B2/B3/B5/B8 (850,900,1800,1900MHz) EC25-J:(Japan) LTE FDD: B1/B3/B8/B18/B19/B26 LTE TDD: B41 WCDMA: B1/B6/B8/B19 EC20 / EC200A-CN:(China, India) LTE FDD: B1/B3/B5/B8 LTE TDD: B34/B38/B39/B40/B41 WCDMA: B1/B5/B8 (900,2100MHz) TD-SCDMA: B34,B39 (900,2100MHz) EVDO CDMA: BC0 (800MHz) GSM: B3,B8: (900,1800MHz)
Operating System	Win all, Linux, android
SIM interface	Default is 2FF Mini SIM (15mm*25mm), Optional conversion to 1FF (big size IC card)
Working voltage	DC 5V
TTL voltage	DC 3.3V
OEM / ODM	Bulk Customization
Warranty	One Year