Supports 4 Micro-SD cards for system booting, providing flexibility and convenience. Hot plug capability for , allowing easy connection and disconnection without powering down the system. No driver installation required, ensuring a hassle-free setup process. Compatible with operating systems including 3.1, NT4, 98SE, Me, 2000, XP, Vista, , and Linux (note: EXT4 file system is not supported). 1. Before using this product, please insert the TF card into the corresponding TF socket, and then connect the power and data cable to the host device. After power on, the LED light flashes, indicating that the TF data is read normally. 2. After the initial use and the TF card configuration change, the TF card needs to be initialized and formatted. After formatting is complete, you can perform any data operations on the TF card. Notice: 1. This product can use 1 TF card, 2 TF cards, and 4 TF cards at the same time. It does not support 3 TF cards at the same time. 2. Use the same TF card as much as possible. Color: Black Material: PCB Package Contents: 1*TF Adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.