A:AnswerIt's about 1" from the bottom of the earpiece loop. It does end out outside the helmet but not by much. You can still use buttons but you can't see them
A:AnswerYou can only answer a call. There is no dial pad on headphones or voice command. You can however use your phone if it has Siri or Google voice and make your call on your phone.
A:AnswerThe headphones are intended to be used with a Bluetooth phone or tablet devices. When pairing the headphones to anyone of these devices the phone for instance would see the JVC as a device and agree with the pairing. I would advice to check with the TV company on what options for Bluetooth your TV has.