DH-744 wireless microphone system is a good quality wireless microphone design for users who require professional performance and budget solution. The system delivers perfect sound by using low interference UHF frequency band, and it is strong and reliable to meet various usages from large crowded show to official use.Uses the VHF 220-270MHz segment avoiding the interference frequency. Delivering clean and great sound quality,the sound will fully fill the room. Great for vocals or speech and karaoke. A Great ideal for kid education, family karaoke, home entertainment, outdoor concerts and business conferences etc.Small size and light weight, can be carried to anywhere to enjoy karaoke or speech for any occasion.