“D Debra” is a brand that specializes in high-quality microphone and electronic audio products. They offer a variety of professional and non-professional consumer audio products, including wireless microphones, mixers, and in-ear monitor systems. The brand’s philosophy focuses on both the appearance and quality of their products, making them suitable for both experienced musicians and beginners. The Debra Audio AU400 4 channel wireless microphone system ensures crystal-clear sound transmission with advanced anti-interference technology, reliable signal strength, and versatile applications. The package includes two handheld and two bodypack microphones, making it ideal for karaoke, church events, parties, and more.