Google GA3A00147-A14-Z01 Chromecast Audio Color: Black Specifications: Dimensions: Chromecast Audio: 51.90 x 51.90 x 13.49mm Audio cable: 146.00mm Power cable: 1.75m Weight: 30.70g (0.07 lb.) Ports & Connectors: 3.5mm jack with analog and optical digital audio output Micro-USB Connectivity/ Network: Wi-Fi 802.11ac (2.4 GHz / 5 Ghz) Power: 5V, 1A power supply Mac Compatible: Yes System Requirements: A speaker system with an aux/line input, RCA or optical input (RCA and optical cables not included). WiFi network. A compatible computer or mobile device. Minimum OS requirements are Android 4.1+, iOS 7.0+, Windows 7, or Mac OS X 10.7. Availability and performance of certain features, services and applications are device- and network-dependent and may not be available in all areas; subscription(s) may be required, and additional terms, conditions and/or charges may apply....