☆Writable SIM / Blank SIM / Blank SIM / With Bonus SIM Reader

Please read the description and confirm your understanding before bidding.

Blank SIM

Package Contents:

5-piece set of blank SIM clones for testing, backup, or in case of loss/failure.

Bonus: 1 set of USB SIM reader and included CD software.

Product Description:

Can be used for smartphone dual SIM, backup, and other purposes.

Specifications:

Compliant with IS-820 addendum, GSM11.11, GSM11.14, GSM 03.48, GSM 03.40
Supports STK service expansion
Security verification algorithm: GSM: A3A8 algorithm (COMP128-1/2/3) MILENAGE
User card EEPROM memory size: 128K
Application: For telecommunication carriers
Voltage: 1.8V, 3.3V, 5V PVC material GSM
Compatibility: GSM + WCDMA + 4G FDD LTE / GSM + WCDMA + 4G TDD LTE

Notes:

1. Transition: 1cm = 10mm = 0.39in. Please allow for a 1mm error due to manual measurement.
2. The image may not reflect the actual color/texture of the item due to differences in monitors.
3. As I am a complete amateur, I cannot provide technical support.

There may be minor scuffs or scratches due to long-distance transportation.
This is a low-profit listing, so please no complaints, no returns, no claims (3NC).