
2.By using batteries Insert 8x"D"size batteries (not included) in the battery compartment in the back of the unit by matching the polarities. The unit will not operate on battery power when the AC power cord is plugged into the AC socket. Replace batteries when the power indicator dims, the volume decreases or the sound distorts. Use batteries of high quality and check them regularly. Alkaline batteries are recommended. Do not mix new batteries with old or used batteries. Use only batteries of t