A:AnswerNo, this adapter only supports Windows 8.1/10, Linux. Please review further specs here: https://www.asus.com/us/Networking-IoT-Servers/Adapters/All-series/USB-BT500/techspec/
A:AnswerHard to say it. I think it depends on the computer. It didnt work for me when trying to connect air pods to a pretty old laptop. Laptop was 6+ years old. Sorry for the vague answer. But the adapter itself works well.
A:AnswerProbably not. Most smart TV’s already have Bluetooth built in. If yours does not, then the software likely is not there, so plugging in the USB dongle would likely not do anything.
A:AnswerYes, it works with Windows 10. Please review the specification and drivers here: https://www.asus.com/us/Networking/USB-BT500/HelpDesk_Download/
A:AnswerNo, this Bluetooth adapter only provide wireless connection, it doesn't support wired keyboard and mouse connection even using a USP power hub.
A:AnswerThe ASUS USB-BT500 offers a range of up to 10 meters with classic Bluetooth (BT-BR/EDR) and up to 40 meters in open space using Bluetooth Low Energy (BLE).
https://www.asus.com/networking-iot-servers/adapters/all-series/usb-bt500/techspec/