Sound module and light module factory
Wingroup Industry Co., Ltd


Q: What is the sound module / sound chip for greeting cards?
A: It is one electronic PCBA, with the components speaker, battery, PCB, IC and so on.

Q: How does it work?
A: It can be activated by a slide switch, push button, light sensor, vibration switch, and so on.

Q: What is the sampling rate?
A: As usually it can be 12KHZ, but is also upon the sound source quality.

Q: How to custom a sound for the module?
A: We need you provide us the original sound / voice / melody, as the format of MP3 or WAV, our engineer will program it into the chip or module;

Q: What is the sound module for children board book?
A: The sound module / sound pad can be pre-recorded custom sound / voice, it will be assembled with the board books. When any of the button or image is pushed down, it will play pre-record sound correspondingly.

Q: How to process one custom design sound module (ODM project)?
A: We need you provide us the sketch and function request, our engineer will help you to estimate the project budget, product cost, and project timeline. We will create ME 3D drawing, EE layout, workable prototype, molding building, PPR, and MPR.

Q: Does your product complaint RoHS and EN71 standard?
A: All of the material of Wingroup products are environment friendly, ensure the products we manufactured are safety for Children using.

Q: What is the Wingroup’s advantage? Which is your main marketing region?
A: Wingroup’s price is more competitive, products range are wide, and quality warranty. Our customers from all over the world. and most of our customers from EU, US, RU, and SK


Contact Us

Tel: +86-769-81191526

Fax: +86-769-22676921

E-mail: [email protected]

Add: F301, Building A6, Abao Hi-tech Park, 66 East 2nd Street, Baiyun, Dalang, Dongguan, Guangdong, China