Condition : NewType : Voltage Regulator : Mainland China ? Compact and Portable :These voice recording playback modules are compact and portable, making them easy to carry around and use wherever you need them. ? Versatile Application :Perfect for greeting cards, these modules can record and play back audio messages, adding a personal touch to your cards. ? Light Sensitive :The light sensitive feature of these modules allows them to switch on and off automatically, conserving power and extending their lifespan. ? Extension Cord Included :Each package comes with an extension cord, providing flexibility and convenience in using these modules with various devices. ? Durable Material :Made in Mainland China, these modules are built to last, ensuring you get -lasting performance from your purchase. ? Easy to Use :With their simple design, these voice recording playback modules are easy to use, making them suitable for users of all ages. Features:1.100% and high-quality products.2. Made of high-quality materials, durable and practical.3. Small size, simple application, and convenient installation.4. Efficient and stable performance, working life.5. Wide application range. :Output voltage: 4VModule size (length * width): 50 * 40mm/1.97 * 1.57 inches Package include:Playboard * 2