This Cat5e plenum rated cable is perfect for in the wall, air duct and ceiling installations. Our Cat5e is a staple in the industry as reliability and value come together. This cable is able to perform up to 1 gigabit speeds and has been tested up to 350 MHz. Its low smoke jacket emits less toxic fumes and has a higher fire retardant rating. This cat 5e cmp cable is etl and ul certified for performance and safety.