You can use the following keyboard shortcuts for all the players on G=TE.

Seek: Right arrow (→)/Left arrow(←)

Play/Pause: Spacebar

Volume: Up arrow(↑)/Down Arrow(↓)

Mute: Shift + M

Next track: Shift + Right Arrow(→)

Previous track: Shift + Left Arrow(←)

Love a track: L

Hide a track: H