This is a genuine Bitmain Antminer Control Board (Version 1.30) designed for the S9, T9+, and R4 series miners.

As a "Zynq" style board, it features an integrated Xilinx System-on-Chip that manages hashing operations, network connectivity, and fan speeds.

Key Features:

Recovery-Ready: Built-in MicroSD slot for easy factory resets or flashing custom firmware (like Braiins OS).

Universal Compatibility: Works across the entire S9 family (S9, S9i, S9j) and the T9+ and R4.

Robust Connectivity: Includes standard RJ45 Ethernet port and three 18-pin data ribbon headers.