A:AnswerYou can put not with this product. The Mini DisplayPort to VGA Adapter is intended for Mac laptops. You’ll want a Apple - Lightning Digital A/V Adapter.
A:AnswerNo this is mainly for the VGA port on a monitor or smaller television. You can use this with a HDMI cable.
https://www.bestbuy.com/site/insignia-mini-displayport-to-hdmi-adapter-white/5813015.p?skuId=5813015
A:AnswerYes it is, if your Envision Monitor has a VGA input. My extra display didn't have a VGA, but had HDMI. I purchased Mini DisplayPort to HDMI Cable, Benfei Mini DP to HDMI 10 Feet Cable (Thunderbolt Compatible) with MacBook Air/Pro
A:AnswerI wouldn't use a VGA adapter to go into a TV, i would go with a mini displayport to HDMI. plus then whatever length HDMI cable to go into your tv i attached the products i would go with if it were my tv.