Bluetooth Headset SVEN AP-B650MV with Mic, Black, 4pin 3.5mm mini-jackCompatible with PCs, Media-players and mobile devices5.0 Bluetooth wireless signal transmissionCall acceptance functionWired/wireless audio signal transmissionTrack switching control possibilityConvenient designMicro USB jack jack for battery chargingBattery operation time up to 8 hoursRadius of operation up to 10 mhttps://www.sven.fi/en/catalog/headphones_pc/ap-b650mv.htm