The Cisco AIR-PWRINJ3 Power Over Ethernet Injector is a high-quality networking component designed by Cisco. This product features 20+4 pin connectors and is specifically compatible with Cisco equipment. Manufactured in China, this injector does not contain any harmful materials according to California Prop 65 regulations. With no custom bundle included, this reliable power supply component is a necessary addition for enterprise networking setups that require efficient power distribution over Ethernet connections.