GENUINE BMW 1 2 SERIES F20 F21 F22 F23 HARMAN KARDON AMPLIFIER 6846905
This is a genuine BMW amplifier designed for the 1 and 2 Series models (F20, F21, F22, F23) with the Harman Kardon sound system. The manufacturer part number for this amplifier is 6846905. Part number 6846905.