The QSFPTEK 400G QSFP-DD to 4x100G QSFP56 Passive DAC Breakout Cable is a high-quality, 2m long cable designed to connect a QSFPTEK 4x100G QSFP56 module to four individual 100G QSFP56 modules. With a 30AWG wire gauge, this cable ensures reliable and efficient data transmission for networking and computer connectivity needs. Its passive design means it does not require any additional power for operation, making it a simple and effective solution for your networking requirements.