Cincinnati Gearing Systems purchased a point of sale system on January 1 for $3,400. This system has a useful life of 10 years, can make a total of 10,000 units, and a salvage value of $400. Actual production was 1,200 units in the first year and 980 units in the second year. What would be the depreciation expense for the second year of its useful life using the unit of production method? $333 $360 $294. $300. $680