Dual buffer / line drivers with the Tri-State … products?
impedance high, low and high.
Dual SIM , 2 Line iPhone Hack
Black & Decker HH2450 Hedge Hog 24-Inch 3.3 amp Electric Dual-Action Hedge Trimmer
$64.97
Features a 3.3A motor with inline design which allows user’s hands to be closer to the trimmer’s center of gravity [...]