MKSD Ultra V5.3 RSIM Unlock Card for iPhone 14 13 12 11 X XR 8 7 6 All Models

The MKSD Ultra V5.3 unlock card is a compact, plug-and-use SIM interposer designed for compatible iPhone models running iOS 15 and iOS 16. Featuring an updated low-power circuit and refined chip design, it provides stable performance on supported GSM/LTE/5G networks without complex configuration.

Key Features

• MKSD Ultra V5.3 updated design
• Plug-and-use operation
• Built-in multiple unlock modes for improved stability
• Low-power optimized circuit design
• Ultra-thin chip structure for easy SIM tray insertion

System Compatibility

• Supports iOS 15 and iOS 16
• Not supported on iOS versions 1–14
• Designed for select iPhone models (please confirm device compatibility before purchase)

Network Compatibility

• Supported Networks: 2G / 3G / LTE / 4G / 5G (calls and text)
• Compatible with GSM-based SIM cards
• Not compatible with CDMA networks
• Not compatible with CDMA carriers including Verizon, Sprint, Total Wireless, Xfinity, Spectrum, Virgin, Boost Mobile

Technical Details

• Integrated TMSI, IMSI, MIC, and ICCID modes
• Improved IC capacity for newer network environments
• Approximate Chip Size: 2.7cm × 0.9cm (1.06in × 0.35in)
• Packaging Size: 3.6cm × 3.6cm (1.42in × 1.42in)

Usage Notes

• Designed for users familiar with SIM-based unlocking methods
• May support cloud-based updates when used with compatible MKSD dongle
• Does not unlock blacklisted, barred, or carrier-blocked devices
• Functionality may vary depending on device model, carrier, and iOS version

Package Includes

• 1 × MKSD Ultra V5.3 Unlock Card
• 1 × SIM Eject Tool

Compact and easy to install, the MKSD Ultra V5.3 unlock card provides a practical SIM interposer solution for compatible iPhone models on supported GSM networks. Please verify your device model, iOS version, and carrier network before ordering.