Each handheld caller features five, preprogrammed 16-bit sounds. The 30-second sounds are produced by a 180° pivoting speaker controlled by a remote. Comes with remote holster, belt clip and loop for hanging speaker in trees. Base unit uses 4 AA batteries (included). Wireless remote transmits out to 50 yards and uses a 12-volt, 23-amp battery (included). Predator PT-1 distress calls: baby bird distress, high cottontail, puppy distress, rat distress and woodpecker distress.