Features： Cardioid dynamic high fidelity microphone can pick up original sound signal effectively while reducing background noise. Metal-made microphone net, shatter-proof, sturdy durable. Broad compatibility, compatible with home theater system, amplifier, DVD player, projector, etc. Wide application, suitable for home karaoke singing, chatting, speech, meeting, public events, outdoor activities, etc. Comes with a 3-meter-long cable, letting you sing at a larger distance range freely.