Harman Kardon Avr 151 Software Update Link -

The Harman Kardon AVR 151 is a powerful, versatile 5.1-channel networked audio/video receiver. It delivers high-fidelity sound and excellent video processing. However, keeping its firmware up to date is essential to maintain compatibility with modern source devices, patch software bugs, and ensure optimal performance.

Insert the USB drive into the USB port on the front of the AVR 151. harman kardon avr 151 software update