Bloxvox gadget mutes voice so you can make phone calls in public, look like Bane - Consequence
Re-recordable Sound Box for Personal Messages, Favorite Songs 200 sec β Invite By Voice LLC
Discovery to alter the path of bionic voice research worldwide - Scimex
Teddy Bear Voice Recorder, 30 Seconds Toy Voice Box For Stuffed Easy To Record, Perfect Device For DIY | lupon.gov.ph
Servox Digital XL Electro Larynx Speech Aid, Electronic Speaking Device, and Artificial Larynx for Voice Impaired. Improved Model with Twice The Talk Time. Includes Batteries, Charger, and Adaptors : Amazon.sg: Health, Household