Preferably, {HEAD ~ the jack} offers {TAIL ~ an additional function} for damping the lateral oscillation 
offers
Preferably , { HEAD ~ the jack } offers { TAIL ~ an additional function } for damping the lateral oscillation
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH