1、Built in DSP Technology: Wireless microphone features DSP technology to effectively prevent feedback noise, professional reverberation, ensuring clear sound quality and voice effects. 2、Dual Microphone: Handheld cordless mic support for using two microphones simultaneously, making it convenient for duets or group singing, enhancing interactivity. 3、Wide Compatibility: Compatible with various devices including smartphones, computers, tablets, TVs, amplifiers, and sound cards, this microphone is suitable for a range of setups, with optimal performance when used with amplifiers for small speakers. 4、Exquisite Design: With a comfortable grip and exquisite design, this Bluetooth microphone is perfect for home KTV singing and entertainment, adding more fun to family gatherings. 5、Quality Materials: Made from durable and reliable aluminum alloy and plastic, this microphone ensures long lasting use without causing fatigue, guaranteeing a comfortable user experience. Item Type: Wireless Microphone Material: Aluminum Alloy, Plastic Single Microphone Battery Type: Lithium Battery (Shipped with Built In Battery) Single Microphone Battery Capacity: 1200mAh Single Microphone Power Supply: USB Interface Microphone Quantity: 2pcs Receiver Battery Type: Lithium Battery (Shipped with Built In Battery) Receiver Battery Capacity: 800mAh Receiver Power Supply: USB Interface 2 x Microphones 1 x Receiver 1 x Charging Cable 2 x Wind Screens 2 x Anti Slip Rings 1 x Converter 2 x Connecting Wires 1 x User Manual