Samson Dynamic Microphone M10: Vocals Samson M10 Handheld Dynamic Vocal Microphone with Detachable XLR/1/4" Cable andMicrophone Clip On/Off Switch. Noise Level: 15dBA SPL. Polar Pattern: Cardioids Impedance: 500 ohms. Connectivity: XLR. Sensitivity: -53dB Frequency Response: 80Hz-12kHz. Overall Length: 6.85 inches. Weight: 7.0 ounces