... , voice, temperature, timing, PIR, etc.Components:1. IC developed by YDL2. Speaker(20-40 mm), the size can be changed as your ... or AA battery if required.4. PCB developed by YDL.5. Plastic housing made by YDL.YDL is an ISO9001:2008 (SGS ... are approved and accepted by Mattel, Disney and Wal-Mart. For more information? Contact us now! Voice speaker box for plush toy ...