Features: Clear sound quality, and the true diversity wireless microphone cartridge capsules is suitable for high-end entertainment system. Made with professional technology, quality materials, and able to working for long periods of time. Exquisite workmanship, reasonable structure, professional and practical, can bring you convenience. High frequency performances, high intensity, maintaining consistency. Suitable for high-end KTV, home entertainment, small-scale performances, hosting, and recording. Specifications: Material: Magnets, Rubber, ABS Color: Black Size: Approx. 48.3x30mm/1.90x1.18inch Package Includes: 1x True Diversity Wireless Microphone Dynamic Mic Cores note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.