If your cables are really loose or damaged, or if you just suspect that a bad cable might be the culprit, it's inexpensive to buy a couple of replacement HDMI cables. Temporarily Remove HDMI Switches from Your Setup

Tuner Control: Allows devices to control the channel tuning on another device, such as a TV or cable box.

It has an aluminum body that prevents it from getting heated too much. But still, if you face any issue then, the company replies within 24hrs of your help-seeking mail.

But our advice for you will be to go for, Iogear 4K 8-Port HDMI Switch With RS-232 Support It is a great choice if you are just starting with the use of HDMI switches. We found that most HDMI switchers function the same, but several of the cheaper models failed to play media from the smartphone or couldn’t play the UHD Blu-ray without interruptions to the audio and picture. We took detailed notes of each switcher’s capabilities and how easy each was to operate. The HDMI switch is equipped with a high performance chip that provides an excellent signal transmission and prevents splash screen, blurred images, and snowflake screen. You can stream your movies in 1080P also in case your TV doesn’t support 4K streaming. Moreover, it supports Dolby Vision and 24bit, 26bit and 30bit deep colors to give good viewing experience on your HDTV. It is 1.4HDCP compliant to protect your data from getting copied. This HDMI switch allows you to connect up to 5 HDMI devices simultaneously using HDMI 2.0 ports. All the HDMI sources are compatible with UHD video quality.

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Manual Switching: You switch between the HDMI input ports by pressing a button on the switcher itself. There is no proper criteria to decide how many ports you should keep in your switch. It all depends upon how many HDMI devices you have in your home. Where the Orei really stands out though is its Picture in Picture mode, which is far more advanced than any other we have seen. Selecting the option allows you to choose the size of the second input – you can even split the screen half and half should you choose. It’s a nice touch and one that isn’t available on the other 4k options. When you search to buy the best HDMI switcher, you’ll see devices called “HDMI Switch”, devices called “HDMI Splitter”, and those that mix it up and say they’re a Switcher AND a Splitter. Warranty is something we all wish with every product we buy. It takes care of any problem you face with your product. Some of the brands we have mentioned here provide you with a warranty from 1 year to 3 years.