100% compatibility with Cisco QSFP-4X10G-AOC10M guaranteed - StarTech.com lifetime warranty on all StarTech.com SFP cables - Designed and tested to perform identically to Cisco QSFP-4X10G-AOC10M - QSFP+ breakout cable length is 15 meters (49 feet) - Breakout cable tested to meet or exceed OEM specifications - AOC breakout cable complies with MSA industry standards - Breakout cable has low power consumption: less than 1.5 W - Hot-swappable with other fiber optic QSFP breakout cables