IT IS NOT PLUG and PLAY ✅ It does not provide APP.⚠ ⚠ ⚠ Attention: Your device (TV, Blu Ray, ...) must have Ethernet port, make sure before purchasing this item ⚠ ⚠ ⚠. Fantastic lower cost and the best alternative to: WiFi Adapter (UWA-BR100), TY-WL20,TY-WL20U,TY-WL20A (Australia) and TY-WL20E (Europe) or WIS09ABGN . *** Easy Setup through your smart phone, tablet or PC, one time easy setup for all devices ! *** We have been inquired about the compatibility, very simple answer, if your Smart TV has RJ45 port, then you can use this device by providing power to it either through your own TV's USB port or an external USB port which can be from outlet. Wi-Fi adapter, UWA-BR100, is discontinued. You may still find it online but the price is unreasonably high! With less than 1/3 the price, our Wi-Fi adapter is definitely the best alternative you can find for your smart TV or Blu-ray player. Fantastic Low Cost Alternative Option to the Expensive TY-WL20U. This device allows you to wirelessly connect 99.9% of all SMART TVs, Printers, Gaming Machines, or Smart Blu-Ray Players to your router and the actual internet without the need for those troublesome Long Ethernet cables. Works even if your router is in a different room or on a different floor. This item works just as well as the official dongles, even better, it will work on any Smart TV or Ethernet Equipped device...as long as it has an Ethernet Port, you are good to go! No matter what model or make is your device, having standard Ethernet port is enough. ✅ ✅ ✅ ✅ Troubleshooting: please connect it to your computer USB port or phone charger USB port and set it up as per instruction to have solid blue light, then connect its Ethernet port to your computer's Ethernet port and check if your computer has internet , if yes then it means this device is setup properly.⚠⚠⚠⚠