Patent ID: 8238710

Claim:
A reproduction apparatus comprising: a reproduction unit that reproduces digital data selected by a user from a storage medium; a detection unit that detects a reproducible time based on remaining power of a battery; and a determination unit that determines whether the selected digital data can be reproduced to the end or not based on the reproducible time detected by the detection unit, before the reproduction unit starts reproducing the selected data, wherein if it is determined by the determination unit that the selected digital data can be reproduced to the end, the reproduction apparatus causes the reproduction unit to reproduce the selected digital data, if it is determined by the determination unit that the selected digital data cannot be reproduced to the end, the reproduction apparatus warns that the selected digital data cannot be reproduced to the end, and if it is determined by the determination unit that the selected digital data cannot be reproduced to the end, the reproduction apparatus causes the user to select whether or not to reproduce the selected digital data.