... card read headset 4.Pure sou Bluetooth headset with mic/fashion headset/headphone FM/Adjustable headset- ... adapter); Product equip:Headset, charger, a battery, a 3.5 plug wire with microphone, an USB cable , ... save music, don't need to read card;With FM function, outdoor using, lightly conveniently, and ... it can also be used as a headset with microphone. Specification:Speaker:Φ30mmSensitivity:115dB S.P.L ...