ţPLAY

ͣPAUSE

ֹͣSTOP

 + VUP

 - VDOWN

һƵUP

һƵDOWN

ָƵ1YP1  (Ŀ¼ĵһƵ)

ָƵ2YP2   (Ŀ¼ĵڶƵ)