BONAOK Wireless Bluetooth Karaoke Microphone, 3-in-1 Portable Handheld Mic Speaker for All Smartphones, Gifts for Kids Adults All Age Q37 (Silver) High Quality Noise Reduction BONAOK Karaoke Singing Microphone has three layers of filter head, which can greatly reduce the noise produced when singing. And it uses denoising technology that filters air flow and wind noise effectively, allowing you to always sing with perfect clarity. Specifications • Color:Silver • Material: Aluminium Alloy • Weight: 365g(12.87oz) • Output Power: 6W(Speaker Output) • Charging Voltage: DC 5V 1A • Charging Time: 2 hours • Sing Time: Up to 5-10 hours • Products Size: 9.45*2.95*2.36in • Speaker Frequency: 100Hz-10KHz • Transmission Distance: 10m(32.8ft) • Reverb Mode: Echo sound reverberation This is a preowned item. There are some scratches on the handles and on the mic itself. Please look at pictures. There is also only 1- cord