#PrivateNetworkSIM
#128K4GVoLTEBlankISIMCards
#MCR3516Writer
2G/3G/4G/5G Ver 4.1.5 SIM card software
Blank 5G USIM Card Reader Writer Kit from HKCARD
#4GVoLTE
#5GNRISIM
#SIMCardsfor4GLTE5GNRNetworks

Introduction
In the competitive mobile phone SIM cards industry, experience and reliability are everything. For over 15 years, HKCARD ELECTRONICS CO., LIMITED has been a cornerstone supplier for telecom operators, IoT developers, and testing laboratories worldwide. We specialize in high-quality connectivity solutions, providing the hardware and software necessary for network simulation and device provisioning.

As a premier supplier, we offer a comprehensive range of Blank 4G LTE USIM and VoLTE compatible products designed for professional programming and testing. Whether you need bulk quantities for commercial deployment or specific kits for R&D, HKCARD is the partner you can trust.

Our Core Products: High-Performance SIM Cards & Readers

Blank 4G VoLTE ISIM USIM Card – 128K LTE Programmable USIM

Our flagship Blank 4G VoLTE ISIM USIM Card offers developers full control over card data. These cards are essential for testing VoLTE (Voice over LTE) services and high-speed 4G networks.

  • Specifications: 128K memory capacity.
  • Programmable Fields: Supports ICCID, IMSI, ADM, KI, OPC, OP, and Milenage algorithm customization.
  • Compatibility: Fully backward compatible with WCDMA/GSM and optimized for Blank 4G LTE USIM standards.

Universal 3-in-1 Form Factor (2FF, 3FF, 4FF)

We understand that flexibility is key for your projects. Our 100pcs/lot Writable Programable Blank SIM USIM Card 4G LTE WCDMA GSM Nano Micro SIM Card comes in a versatile 3 IN 1 format.

  • This means every card includes Micro Nano Size 2FF 3FF 4FF.
  • Perfect for testing across different devices without ordering multiple SIM types.

All-In-One Programming Solutions

For customers setting up a new testing environment, we provide turnkey kits.

 4G LTE SIM Card Reader Writer Programmer Kit

This bundle includes everything you need to start programming immediately:

  1. 4G LTE SIM Card Reader Writer Programmer: High-speed USB interface for stable data transfer.
  2. 5PCS 128k 4G VoLTE Blank ISIM Cards: Ready for immediate testing.
  3. 1PC 2G3G4G5G 4.1.5 Ver SIM Card Software: The latest version software supporting legacy 2G networks up to modern 5G NR, allowing for comprehensive management of your Blank 4G VoLTE Program SIM Card ISIM USIM Card.

 Professional Hardware: HID OMNIKEY 3121 Smart Card Reader

To ensure reliable communication between your PC and the SIM cards, HKCARD supplies the industry-standard HID OMNIKEY 3121 Contact Smart Card Reader.

Key Features:

  • Model: Two-tone Gray – R31210320-01.
  • Interface: USB 2.0 Desktop Card Reader for plug-and-play functionality.
  • Certification: Fully RoHS WEEE Certified, ensuring compliance with global environmental standards.
  • Usage: Ideal for use as a dedicated Card Reader for SIM programming and smart card applications.

 Why Global Clients Choose HKCARD?

  1. Unmatched Experience: With over a decade in the Sim Cards industry, we understand the technical nuances of network provisioning.
  2. Quality Assurance: Our Blank 4G VoLTE Program SIM Card ISIM USIM Card 128k products undergo rigorous testing.
  3. Comprehensive Inventory: From the HID OMNIKEY 3121 to bulk lots of Writable Programable Blank SIM USIM Cards, we stock it all.
  4. Global Support: We ship worldwide with responsive customer service.

 Frequently Asked Questions (FAQ) – 

Q: Can I write the ICCID and IMSI on these blank SIM cards?
A: Yes, our cards are fully writable. You can program ICCID, IMSL, ADM, KI, OPC, OP and configure the Milenage algorithm using compatible software.

Q: Do these cards support 4G VoLTE?
A: Absolutely. Our Blank 4G VoLTE ISIM USIM Card products are specifically designed to support Voice over LTE (VoLTE) and high-speed data on 4G LTE networks.

Q: Is the HID Omnikey 3121 compatible with the SIM programming software?
A: Yes, the HID OMNIKEY 3121 Contact Smart Card Reader is widely compatible with most SIM card writing software, including the 2G3G4G5G 4.1.5 Ver software we offer.

Q: What sizes are included in the 100pcs/lot pack?
A: The 100pcs/lot Writable Programable Blank SIM USIM Card includes Nano Micro SIM Card with Micro Nano Size 2FF 3FF 4FF 3 IN 1, meaning you can punch out the size you need (Mini, Micro, or Nano).

 Contact Us Today

Ready to enhance your testing capabilities? Contact HKCARD ELECTRONICS CO., LIMITED today for a competitive quote on Blank 4G LTE USIM cards, HID readers, and programmer kits.

Best Regards
Byron

HKCARD ELECTRONICS CO.,LIMITED
Whatsapp/wechat:+8615817372512
Skype/Teams：byron1681
Email：byronhan@cardmfg.com

  1. Buy 100pcs/lot Writable Blank SIM Cards 4G LTE WCDMA GSM (2FF 3FF 4FF)
  2. HID OMNIKEY 3121 Reader R31210320-01 & 4G VoLTE ISIM Programmer Kit
  3. Programmable 128K USIM Card with Milenage – Best Supplier 2025
  4. Complete 4G LTE SIM Card Reader Writer Software v4.1.5 & 5 Blank Cards
  5. Reliable Supplier of Blank 4G VoLTE ISIM USIM Cards for IoT & Telecom

#HKCARD
#BlankSIMCard
#4GVoLTE
#ISIMCard
#HIDOmnikey3121
#ProgrammableSIM
#IoTSolutions
#TelecomIndustry
#SmartCardReader
#SIMCardSoftware

Best Regards
Byron

HKCARD ELECTRONICS CO.,LIMITED
Whatsapp/wechat:+8615817372512
Skype/Teams：byron1681
Email：byronhan@cardmfg.com