Reviews: It has a microphone?

Allfei: Yes, it has. ( Jan 8, 2016 16:1 )

Reviews: Do these work while charging?

Allfei: Yes, they work while charging. ( Dec 20, 2015 12:5 )

Reviews: can you use for phone calls?

Allfei: Yes you can and the sound is very good during a phone call. ( Dec 15, 2015 9:26 )

Reviews: Can they be used with iPhone 5 or 6?

Allfei: Yes.... Both devices are Bluetooth compatible ( Dec 1, 2015 10:30 )

Reviews: does it have a cable? or should I buy it myself?

Allfei: Come with a USB charging cable and AUX cable ( Nov 28, 2015 18:34 )

Reviews: Why does it need battery, since it does not have bluetooth ?

Allfei: These headphone DO have Bluetooth. They can be used either with a cord, or without. ( Nov 18, 2015 15:40 )

Reviews: How do you recharge the head phones? Does it come with a charger?

Allfei: It uses a USB charger. It comes with the USB to charge. ( Nov 5, 2015 14:36 )

Reviews: Do these connect or are they compatible with a computer/pc?

Allfei: Yes, as long as the computer has Bluetooth. If not, it does come with a traditional cable to connect it ( Oct 20, 2015 11:41 )

Reviews: will the headphones connect with any tablet/kindle?

Allfei: Should be able to connect with any tablet / kindle that has Bluetooth connectivity. ( Oct 9, 2015 10:52 )

Reviews: How is the range? I like to walk around into different rooms and listen.

Allfei: The Bluetooth protocol has a theoretical limit of fifteen meters and a functional limit of ten meters. ( Sep 20, 2015 13:59 )