Technical Specifications
- Port Type: USB Type-C integrated jack.
- Exact Model Compatibility: Engineered exclusively for Samsung Galaxy A21 (2020) variants, including SM-A215F/DS, SM-A215U, SM-A215A, SM-A215R4, and SM-A215U1.
- Network & Signal Integration: Includes coaxial antenna connection terminals supporting 2G, 3G, and 4G LTE signal distribution.
- Audio Hardware: Built-in microphone assembly and audio filtering architecture for voice calls and media recording.
- Power Support: Full compatibility with Samsung’s Adaptive Fast Charging protocols.
Core Features & Functionality
- Optimized Charging Recovery: Restores stable power flow, eliminating intermittent charging, slow power delivery, or total failure to respond to a connected cable.
- High-Speed Data Syncing: Features a fully mapped pin layout to restore high-speed USB data transfer between the phone and external devices or computers.
- Signal Maintenance: Serves as a vital link for the internal cellular antenna, preventing dropped calls or weak network signals after installation.
- Precision Form Factor: Precision-machined screw holes and contact pins match the original factory footprint for a flush, rattle-free internal fit.
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