The OnlyTech replacement charging connector circuit and SIM card reader for the Samsung Galaxy S21 5G G991B is your perfect solution for those in need of a quick and reliable repair solution. This internal spare part includes a high-quality USB plug, an advanced SIM reader to ensure seamless data transfer, and crucial components such as a microphone and antenna to maintain optimal performance. The design is meticulously crafted to ensure compatibility with the Samsung Galaxy S21 5G G991B, providing a hassle-free and uninterrupted user experience. With a compact and lightweight design, the OnlyTech replacement charging connector circuit and SIM card reader are an excellent choice for those looking to repair their device while minimizing the risk of hardware damage.