I haven't done it, but here are my notes on it.
Low Impact Circuit (69 minutes)
LIS warm up + combo/blast #1
HIS round 2: Underhand rows & Incline Chest Flies
LIS combo/blast #2
LIS rounds 3 & 4: Lateral Raises, Front/Rear Raise & Rear Flies
LIS combo/blast #3
BC round #4: Tricep band work, Hanging Concentration curls & wrist curls
LIS finished combos
LIS finished combos repeated
LIS core + stretch
April