Easy pairing with all devices that support Bluetooth; Connect device includes smart phone, laptop, ipad, kindle fire etc. Running it when the battery is dead with a 3.5mm AUX port cable (included in the package) TF card support, download songs on the TF card from your computer and listen on your headphone. No need to connect with an music app or radio 33 ft distance in open air range can be quite significant; Excellent sounds quality, better for bass; less sound leak; Blocking most of noise by big ear cups around the ears