5maximum level. Rotate the volume control upward toincrease the volume or downward to decrease thevolume.Replacing the Battery1. Gently swing out the batterycompartment door with your fingernail.2. Grasp the battery with your thumb andforefinger and remove.3. Insert the new battery into the batterycompartment with the plus (+) sign onthe battery facing the same way as the plus (+) signon the edge of the battery door. This will ensure thatthe battery door closes properly.Note: If the battery is inserted incorrectly, the doorwill not close.4. Close the battery compartment door.Low Battery WarningWhen you hear three short beeps, your digital hearinginstruments are warning you that their batteries are low.You will hear the warning approximately every 5 minutesuntil you change the batteries or the batteries die. Afterthe first warning, you may experience some reduction insound quality. This is normal and can be remedied byinserting fresh batteries in the hearing instruments.Plus (+) sign