A:AnswerWhat exactly are you trying to do? You would need to check if your TV will allow a Bluetooth adapter to be connected directly to the TV, and/or device.
A:AnswerDrivers need to be installed, but for me, it was as simple as plugging it in, then being prompted to restart my computer to finalize the installation.
A:AnswerThis does not have a battery. Some tv usb ports are always powered. Others you can specify in the tv's settings. Assuming your port is powered then yes this should work unless your usb port on your tv was only meant for images and video(older tv's).
A:AnswerYes you can, but limitations are dependent on operating system. Such as android let you play sounds from separate apps independently on any connected device. Windows and Apple are a lot less feature rich.