It has professional audio processor, three layers of high-quality noise reduction, five sound modes: original voice, child voice, female voice, male voice, and little devil voice to sing as you want, enjoying the fun of singing.The microphone has 2.5 inch 45 magnetic high-power high-quality speakers, which has highly clear sound quality and stereo surround to ensure a more pleasant music experience.Made of high-quality metal material, the microphone is lightweight and durable. It can be used as a microphone, speaker, voice pretender and recorder.The length of this product is 25cm, the width is 8cm and the height is 8cm.It is suitable for home, KTV, outdoor, car, stage, etc. The microphone looks stylish and is the perfect birthday or Christmas gift for children.Item Name: MicrophoneMaterial: MetalConnection Method: Bluetooth-compatible/U Disk/AUX/TF CardSpeaker Unit: 57MM Internal Magnetic 16-core SpeakerFrequency Response Range: 100Hz-10KHzReceiving Distance: 10MBattery Capacity: 1200mAh (Included)Charging Voltage: DC5V 0.8ASpeaker: 2.5 inch 45 Large Magnetic SpeakerCharging Time: about 3HSinging Time: about 8HStandby Time: about 30 DaysFeatures: Five Sound Modes, Support U Disk/TF Card, Long EnduranceSize Details: 25cm x 8cm x 8cm/9.84" x 3.15" x 3.15" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Microphone1 x Charging Cable