Spy Gear (6027055) Batman Voice Changer Now you can disguise your voice to become 1 of 6 characters from the Batman universe Adjust the voice selector and speak into the microphone to hear your voice change and be projected as a Batman character The Batman Voice Changer transforms your voice into 1 of 6 characters: Batman, Bane, Catwoman, Joker, Harley Quinn and Mr. Freeze The Spy Gear Batman Voice Changer is made for kids ages 6 years & above; Requires 3 AAA batteries for operation. Batteries included Includes: 1 Batman Voice Changer, 1 Instruction Guide, 3 AAA Batteries