Features: Portable hand-held wireless Bluetooth-compatible 5.0 microphonewith voice adjustable speaker for kids,home party, birthday, music, singing and playing. Built-in 1200mAh rechargeable lithium-ion battery, the wireless Bluetooth-compatible microphone can last more than 3-5 hours after fully charged. High-performance speaker, 52mm large diameter, with 50mm back-moving diaphragm, clear texture of heavy , 180-degree independent sealed cavity design, keep you away from interference and noise. Professional condenser microphone, 360-degree intelligent capture of sound ray, no noise, full tone, high reduction without distortion. USB/TF card can be inserted, for 3.5mm audio jack and all Bluetooth-compatible 5.0 devices, including for smart phones, computers, laptops, TVs, MP4 and other broadcasting live for youtube equipments. Specifications: Material: ABS Size: Approx. 26x8x8 for cm/10.24x3.15x3.15 inches Input Voltage: 220V Battery Capacity: 1200 mAh Blurtooth: 5.0 Version Speaker Power: 5W Frequency Response Range: 100Hz～10KHz Maximum Sound Pressure Level: 115db Reverberation Mode: for Echo Effect Reverberation Power Supply Mode: Built-in Polymer Lithium Battery Charging Power Supply: DC-5V Charging Status: Red Light Automatically Go Out when Fully Charged for Play Time: Normal continuous use for time is 3-5 hours Package Includes: 1 Piece Microphone note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!