Ports & Connectors: 3.5 mm jack with analogue and optical digital audio output, Micro-USB
Power requirement: 5 V, 1A power supply
Additional Features: Easily cast music to your speakers, Remote Free, Guest mode, Group and sync speakers with Multi-room feature.
In the box: Chromecast Audio, 3.5 mm analogue stereo patch cable, Power cable, Power Adaptor
Warranty 1 Year Google India Warranty
Requirements: A speaker system with an aux/line input, RCA or optical input (RCA and optical cables not included). Wi-Fi network. A Wi-FI network, Compatible computer or mobile device, Supported OS and devices: Android 4.1+, iOS 7.0+, Windows 7, Mac OS X 10.7 or ChromeOS.