Safety and Security Superstore
₦6,900.00
A Do-It-Yourself 4-way voice changer plus a book vibrating with facts about sound.
Express yourself! Includes everything you need to build an electronic voice changer. Change your voice to sound silly, scary, robotic, or just plain loud.
– Why don’t bats crash into things when they fly at night?
– How can a machine tell when you’re lying?
– Why does your voice change as you grow up?
| Weight | 0.6 kg |
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