1. MultifunctionBuiltin Bluetooth 5.0 chip for wireless streaming ensures instant pairing and provides a more stable transmission with a range of up to 14.9 meters. This speaker with a microphone also supports micro TF cards, flash USB drives, and AUX input. It is compatible with Android phones, TVs, tablets, and PCs. Additionally, the USB port functions as a power bank to charge your smartphone or tablet. 2. 2 UHF Wireless MicrophonesMicrophones are essential for duets and danceoffs. Our Bluetooth speaker comes with 2 wireless microphones featuring seven voice effects: baby, female, male, and two mixes, catering to diverse needs and adding more fun. Equipped with advanced active noise reduction technology and a professional audio processor, this wireless microphone speaker ensures clear sound for every word you say.