Telephone Voice Changer Economical, portable, and easy to use. The Televoicer offers eight pitch adjustments: 3 high, 3 low, normal, and “robot”. Simply hold Televoicer over the mouthpiece of your telephone. Works on cordless phones, pay phones, walke talkies, and standard phones, 9 volt battery powered. Telephone Voice Changer $39.95 To Order Just Click The Link at the Bottom of the Page