So, for now, the humble HDMI cord is still the best overall solution for long-distance video transmission. Once technologies such as WiGig become mainstream, the need for HDMI (or any cables) could be a thing of the past, but right now it’s neither reliable nor affordable to go this way. There are technologies such as WiGig, which provides lag-less wireless video transmission for high-end applications such as VR. Select your TV from the drop-down list next to HDMI, below where it says 'Select a device for sound output'. Your Mac should automatically detect the additional monitor, and it will act as an extended desktop to your primary one (AKA your Macs screen). Middle of the window select your TV where it says 'Play sound effects through:'. Simply connect your computer to your external display with the proper cable/s (and adapters, if necessary) and make sure the monitor is powered on. Chromecast devices are another option as well.ĭepending on the specific wireless technology, the level of lag may not be acceptable to you, for now a wired HDMI connection is still going to be king. Be sure you are on the Sound Effects tab. Then there’s MiraCast, which you can buy dongles for. If you have an Apple TV device hooked up to your TV, you can use AirPlay to mirror your Mac or iOS device to it. If you actually want to cast a screen wirelessly there are also plenty of options. Latency doesn’t matter in this case, since watching a video is not an interactive experience. If all you want to do is watch video content, then casting video wirelessly to a TV is really all you need. That doesn’t mean you can’t try a few alternatives. Alternatives To Long HDMI CablesĪ direct cable connection means the least number of headaches, flawless reliability (if it works properly in the first place) and, best of all, it’s often the cheapest solution around. This USB-C to HDMI adapter lets you output HDMI video and audio from a USB Type-C device such as a MacBook or Chromebook laptop. Just remember that you’ll need an HDMI adapter for your phone as well. It sounds a little silly maybe, but there are some streaming apps that just don’t have smart TV apps and this is a much more reliable way of getting the picture on the big screen. The Insignia F30 4K TV offers versatile connectivity, which includes three HDMI ports and WiFi, which make it easy to connect external home theater components. If that handshake isnt being met, in effect your audio video devices will stop communicating with one another and the HDMI signal might fail or repeatedly drop.
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