1). Bluetooth 4.1+edr & csr8615 chipset: adopt the bluetooth 4.0 csr chipset, lower power consumption, superior compatibility, compatible for almost all the mobile phone, tablet pc, notebook, any devices with bluetooth function or has a 3.5mm audio jack.
2). Hifi powerful bass stereo sound effect: 40mm titanium diaphragm speaker drivers, tuned by professtional team, deep bass stereo sound.
3). Support tf card play & fm radio: ( note: fm radio may can't work in some foreign countries ) .
4). Smart handsfree talking: built-in concealed high definition sensitive microphone, the headphone itself has a answer incoming phone calls' button to pick up phone call, wireless handsfree talking.
5). Cvc6.0 noise cancelling: acoustic echo cancellation and noise reduction effectively.
6). Line-out music play mode: has a standard 3.5mm audio jack support line-out play mode, you can use 3.5mm audio cable connect to headphone to listen to music