Highlights:

Miracast:

            1.Display screen of smartphone, tablet, notebook, desktop PC to TV, Big screen or Projector in real-time

               connect through Wifi, Easy to use.

            2.Mirroring: Display APP, Video call and online game...etc in real-time.

            3.Wireless stream picture, video and audio to TV, Big screen or projector.

DLNA:

           1.Stream all video, audio and picture from smartphone, tablet, notebook, desktop PC to TV, Big screen or Projector.

           2.Support Full HD 1080p video and audio.

           3.You can still surf the internet while straming onling video and audio.

           4.People can take turns to shar video, audio and picture for entertainment.

Features: 

           1.Support LCD/TV/Projector with HDMI interface sharing picture/video/music of Apple devices, Android smartphones

              tablet PCs, Windows PC/laptop, blackberry phones, etc. 

           2.Support dlna and AirPlay protocols. 

           3. Achieve the wireless interconnection between small screen handheld devices and large screen LCD/TV. 

           4.Can directly download and play the online videos on your large-screen TV by operating the applications in the handheld smartphone or tablet PC.

           5. Multi-Standard support: Miracast, DLNA, Airplay - better than Chromecast

           6.Multi-Platform support: Windows MacOS PC/Notebook, Android phones/tablet, iOS iPad/iPhone

           7.Can directly play local video/music, support mirroring - better than Chromecast

           8.Cast Content: Video, photo, game, files - better than Chromecast 

           9.Extended cable with WiFi dongle to avoid big TV screen blocking wireless signal - better than Chromecast

           10.Display Device: HDTV or projector with HDMI port

           11.Simple installation; Easy handling and configuration - just follow the instructions shown on the start screen on TV.

           12.H.264 1080P full HD video decode, Resolution 1080p Full HD, can be switched to 720p if your TV does not support.

           13.LPCM Audio Decode

           14.Flexible power using TV standard USB port (no less than 400mA) or external USB power supply (not included)

           15.Firmware, APPs, PC software all are upgraded regularly

How to use PTV Wifi display Dongle

https://www.youtube.com/watch?v=mY9s6klq4Zk