Compatible with Wyse 3040, designed specifically for SDIO mode operation. Features a professional power chip that provides ultra-fast microsecond-level short-circuit protection, helping to prevent damage to unsupported or TF cards. Supports standard EMMC 4-bit designs and certain TF cards using the SDIO protocol, ensuring compatibility with various memory options. Recommended for use with lower-end U1 and U3 series cards, known for reliable read and write speeds of 30-80MB/s. Installation requires powering off the device due to the non-hot-swap nature of the SDIO protocol, ensuring safe and secure setup. This adapter board is designed for seamless integration with the Wyse 3040, allowing users to expand storage options effectively. It is essential to power off the device before installation to prevent potential damage. The design includes power protection features to enhance the safety of both the adapter and memory cards used. Users are encouraged to select compatible TF cards, particularly those proven to work well with the SDIO protocol, for optimal performance. Color: Black. Material: PCB. Package includes: 1 x Wyse 3040 to SDIO TF adapter. Only the listed item is included; other products are not part of this package. Note: Lighting and display differences may cause slight variations between the color of the item in the image and the actual product. Measurement may vary by +/- 1-3 cm.