This DIY chip kit allows for recording and playback of high-quality sound. Easy to use with 6 seconds of voice recording time, clear audio playback, and the ability to function as a micro recorder, recording pen, megaphone, or greeting card recording module. This module can drive an 8Ω 0.5W speaker. Instructions: Record button: Press and hold to start recording (one beep indicates recording started), release to finish recording (two beeps indicate recording complete). Play button: Press momentarily to play back. Specifications: Recording Time: 6 seconds Voltage: 3-4.5V Board Thickness: 1mm Size: 3.4 x 2.9cm / 1.34 x 1.14 inches Quantity: 1 Set Note: Please allow 1-3mm error due to manual measurement. Due to differences in monitor displays, the image may not reflect the actual color of the item. No retail packaging included. Package Contents: 1 x Voice Recording IC Module DIY Kit