The ULDIGI Mini Microphone for Mobile Phone is a set of 5 portable microphones designed for singing, interviewing, and blogging. The microphones are small and lightweight, making them easy to carry around and use anytime, anywhere. They have excellent texture and fine workmanship, ensuring durability. The mini microphone is compatible with various devices and does not require external power. Overall, it is a must-have household entertainment for family and friends, offering high-quality sound recording capabilities for a range of activities.