RealSea’s 40G QSFP+ passive cable uses shielded high-speed differential cables,Compliant with 40G Ethernet standard and QSFP Multi-Source Agreement (MSA) standard, it supports 40G transmission rate and can be backward compatible with various speeds.QSFP10 passive cables are the preferred solution for short-haul applications. They are commonly used for data transmission between data centers and cabinets or adjacent cabinets. The biggest features are low cost, ultra-low power consumption (less than 0.1 watts) and high reliability.