The Exascend Catalyst UHS-I SD card offers a reliable storage capacity of 128 GB with a V30 speed class, specifically designed for demanding photography and videography applications. This memory card delivers consistent minimum write speeds of 30 MB/s, ensuring uninterrupted recording of high-resolution video content in Full HD and 4K without frame drops. The UHS-I interface allows for efficient data transfer for modern digital cameras, action cameras, and other imaging devices that require consistent performance. With the V30 video speed class certification, this card meets the necessary write speeds for professional video recording scenarios where continuous data capture is essential. The included adapter enhances compatibility with various card readers and computer systems, facilitating file management and data backup workflows. Exascend's engineering focuses on durability and data integrity, making this storage solution suitable for photographers and videographers working in various environmental conditions. The 128 GB capacity provides ample space for extensive photo collections or long video recordings, reducing the need for frequent card changes during extended shooting sessions. This memory card meets the performance requirements of advanced imaging devices while remaining compatible with standard SD card slots in most digital cameras and related devices. The product designation ES117903 identifies this specific model within Exascend's Catalyst series of professional storage solutions.