Bowers & Wilkins 707 s2 on Harman Kardon AVR10, Topping D10 DAC, Volumio Raspberry Pi 3 B+ HD

Setup: - B&W 707 Series 2, - Harman/Kardon AVR 10, - Topping D10 Digital to Analog Converter, - Volumio on Raspberry Pi 3 B+.