24-port 10/100/1000 PoE module for zl series switches - ProCurve Lifetime Warranty: for as long as you own the product, with next-business-day advance replacement (available in most countries). Electronic and telephone support: limited electronic and telephone support is available from HP. Refer to the HP Web site at www.procurve.com/support for details on the support provided and the period during which support is available.