Google Chromecast 2nd Gen

Maximum Video Resolution 1080putput 1 x HDMI1 x Micro-USB (charging)Wireless Connectivity 2.4 and 5 GHz Wi-Fi 802.11 acPower 5 V / 1 AIf you using a different power supply than the one provided with your device, be sure to use a UL-listed power supply marked "LPS" or "Class 2", with output rated 5 V / 1 ASupported Operating Systems Android 4.1 and higheriOS 7 and higherWindows 7 and higherMac OS 10.7 and higherSystem Requirements TV with an HDMI portWi-Fi networkWi-Fi enabled support device