10G SFP+ DAC (Direct Attach Cable) is a high-speed direct-attach cable used to connect servers, network devices, and switches, supporting a transmission rate of 10Gbps. It consists of a passive copper cable and two SFP+ transceiver modules. This cable provides high-speed data transmission capabilities over short distances, with low cost and easy installation. It is commonly used for connecting devices in data centers, computer networks, and communication equipment.