Feature Highlights: 1. Premium Build, Reliable Quality – Made with high-quality materials for lasting durability and performance. 2. Rechargeable & Eco-Friendly – Powered by a 4.2V rechargeable lithium battery for convenient reuse. 3. Adjustable Volume Control – Six volume levels let you set the perfect sound for any occasion. 4. Versatile DIY Use – Ideal for creating custom music greeting cards, cake boxes, gift boxes, memory books, and more. 5. Easy to Trigger & Operate – Simple switch control with support for 128kbps MP3 audio format and 8MB storage. Product Details: This USB music recording module is designed for easy customization of greeting cards and DIY craft projects. It features a rechargeable battery, adjustable volume, and compact plastic-metal construction. Just record your sound, connect via USB, and embed it into your creative projects—perfect for adding a personal touch to gifts, souvenirs, or special occasions. Specifications: - Product Name: USB Greeting Board - Power Supply: 4.2V Rechargeable Lithium Battery - Trigger Switch: On/Off Switch - Audio Format: 128kbps MP3 - Storage: 8MB - Volume Adjustment: 6 Levels - Color: Green - Material: Plastic + Metal - Package Includes: 1 x Music Recorder Board Note: Package includes only the items listed above. Slight color variations may occur due to lighting and screen differences. Dimensions may have a tolerance of +/- 1–3 cm.