Formation Audio Description Wireless Audio Hub Technical features Apple® AirPlay 2® technology Spotify® Connect Roon Ready Bluetooth In High performance ananlog-to-digital converter (ADC) High performance digital-to-analogue converter (DAC) Input voltage 100V 240V 50/60Hz Power consumption Below 6 Watts (Sleep)* Connections Digital audio in (Toslink) Analogue audio in (2 x RCA) Digital audio out (1 x RCA) Analogue audio out (2 x RCA) Network (RJ45 Ethernet or WiFi) USB service only Bluetooth Bluetooth® v4.1, Class 2 AptX HD AAC SBC Dimensions Height: 44mm (1.7 in) Width: 215mm (8.5 in) Depth: 263mm (10.4 in) Weight: 1.0kg (2.2lb) AirPlay 2 compatibility iPhone, iPad, and iPod touch with iOS 11.4 or later, Apple TV 4K or Apple TV (4th Generation) with tv OS 11.4 or later, Mac or PC with iTunes 12.8 or later.