... player 4.Over 12hrs talking time 5.TF500 Bluedio bluetooth stereo headset Headband TF500 Color available:Specific pics:Retail box ... your music;12hrs talking time, 300hrs standby;More than bluetooth headset and MP3 headphone with TF card slot ;Easily ... function Button On/Off YesStandard Bluetooth Features YesStandby Time >3 monthSupported Profiles A2DP,AVRCP, Headsets, Handsfree,V2.1 with EDRTalk Time ...