plug type:wireless function:for mobile phone,hifi headphone,for ipod,sport,common headphone wireless type:bluetooth connectors:none waterproof:no communication:wireless active noise-cancellation:yes is wireless:yes support app:yes support memory card:yes style:ear hook frequency response range:8-25000hz line length:none with microphone:yes brand name:jielo sensitivity:123db model number: x1 volume control: yes resistance:9 support apt-x:yes vocalism principle:dynamic control