Lenovo internal speaker set designed for the ThinkCentre A70z All-in-One desktop series. These replacement speakers feature a 4 Ohm 2W rating and are identified by part number 23.40937.001. The set includes both left and right speaker modules with their respective twisted-pair wiring and a single 4-pin white connector for easy installation onto the motherboard. Ideal for restoring audio functionality to your AIO system, these components are genuine OEM parts ensuring proper fit and performance.