PRD7BK FM/ AM DIGITAL TUNING PORTABLE RECHARGEABLE RECEIVER BLACK SANGEAN PR-D7 BLACKSANGEAN PR D7 FM AM DIGITAL TUNING RECHARGEABLE PORTABLE RECEIVER The PR D7 is a lightweight and convenient portable AM FM radio with very good performance. You can power it with the included AC Adapter, or six "AA" size batteries (not included). If you use it with rechargeable batteries, you can charge them right in the radio. The PR D7 conveniently displays radio frequency and time of day at the same time. Sangean is the world's largest and longest