... /hang up 3.Redial last call 4.CE,rohs bluetooth headphone for iphone,ipad,ipod Features:Listen to music wirelessly from a Bluetooth ... charging portBuilt in 3.5mm audio jack, double as traditional headphone via this jack plugSpecificationsBluetooth spec :V3.0+EDRBluetooth CPU: ISSC ... 580gGross weight8 KGSCertificates available: CE, RoHS, Bluetooth (BQB), FCC bluetooth headphone for iphone,ipad,ipod