30pcs Writable Programmable SIM Card 4G LTE WCDMA GSM Nano Micro

In this review the 30pcs Writable Programmable SIM Card kit is evaluated for telecom technicians and operators who need bulk blank USIM cards they can program in-house. The bottom line: this pack is strictly a tools-and-supplies item for professionals, offering 30 blank LTE USIM cards in a 2FF/3FF/4FF 3-in-1 physical format and downloadable write software. It is not a consumer starter SIM; the product repeatedly warns that a knowledgeable engineer should perform writing and configuration, which is the single biggest reason to buy only if you manage SIM provisioning.

Key Features

• Quantity: Includes 30 programmable LTE USIM cards so a small operation can provision multiple lines without repeated purchases.
• 3-in-1 form factor: Each card is supplied as Standard, Micro and Nano (2FF/3FF/4FF) for compatibility with devices requiring different physical sizes.
• Network compatibility: Cards are blank but compatible with 4G FDD LTE, WCDMA and GSM networks, allowing use across common radio technologies.
• Provisioning software: The package points to the newest version of LTE card write software available for download to program operator data.
• Operator focus: Specifically intended for telecommunications operator use, so it supports workflows where cards are written with operator credentials and subscriber data.

Who It's For

This product is designed for telecom operators, SIM bureau services, and engineering teams that perform SIM personalization and provisioning. If your workflow includes writing IMSI, Ki, or operator-specific files using dedicated writers and you have staff familiar with USIM standards, this kit supplies a cost-effective set of blank 4G-capable cards.

It is not for casual buyers or end users who expect preloaded service or plug-and-play activation. Individuals without SIM writing experience or access to proper SIM programming tools should look elsewhere for pre-provisioned carrier SIMs or retail starter kits.

Pros & Cons

Pros

• Bulk pack of 30 cards reduces per-unit cost for provisioning projects.
• 3-in-1 physical design (2FF/3FF/4FF) simplifies stock management across device types.
• Supports 4G FDD LTE, WCDMA and GSM which covers widely used network standards.
• Includes access to current write software for programming cards.

Cons

• Explicitly intended for professional engineers; unusable for users without SIM programming knowledge.
• No prepaid service or activation included, so additional provisioning infrastructure is required.

Specifications

Brand	Gialer
Package Quantity	30 pcs
Card Type	Blank LTE USIM Card
Sizes	2FF/3FF/4FF (Standard/Micro/Nano) 3-in-1
Network Compatibility	4G FDD LTE, WCDMA, GSM
Intended Application	For Telecommunications Operator only
Software	Newest version LTE card write software (download)

Our Verdict

For telecom operators and engineering teams who need a batch of blank, programmable 4G-capable USIMs, this 30-pack represents sensible value and flexibility thanks to its 3-in-1 sizes and downloadable write software. It is not suitable for casual users, but for provisioning workflows it reduces ordering complexity and keeps multiple form factors on hand.

Frequently Asked Questions

Can these cards be used right out of the box?
The cards are blank USIMs and require SIM writing software and appropriate programming equipment to load operator credentials and subscriber data.

Are these cards compatible with 4G networks?
Yes, the product is compatible with 4G FDD LTE as well as WCDMA and GSM technologies.

Who should not purchase this kit?
Consumers without SIM programming knowledge or those expecting prepaid activation should not buy; the product is for telecommunications operator use only.