Product Description: K8 Wireless Karaoke Mixer System Set with Bluetooth Microphone Box for Home - US Plug Grey Multiple Input Connectors: The K8 Wireless Karaoke Mixer System is designed for seamless integration with your external audio system. It supports a variety of input connectors, including USB audio input, HD Multimedia Interface input, optical input, and 3.5mm audio. This versatility ensures compatibility with a wide range of devices, making it easy to set up and start your karaoke experience. Individual Volume Control: Customize your audio experience with ease. The K8 system features individual volume controls for both the microphone and background music, accessible via a convenient knob on the back. This allows you to perfectly balance sound levels to suit your preferences, enhancing your karaoke sessions. Professional Wireless Microphone System: Enhance your entertainment with the K8's professional-grade wireless microphone system, which includes two high-quality microphones. Ideal for singing with friends or hosting events, this system delivers exceptional audio quality and ensures a memorable experience for everyone involved. Extended Transmission Range: Enjoy the freedom to move around with a transmission range of approximately 65.6 feet in open spaces. The K8 system provides reliable performance without interference, allowing you to perform confidently and without restrictions. User-Friendly and Versatile: Designed for simplicity and versatility, the K8 microphone system is compatible with multiple systems, making it an ideal choice for both professional and entertainment activities. Whether you're hosting a party, conducting a professional event, or simply enjoying a night of karaoke at home, this system offers outstanding performance and adaptability.