BOYA BY-HM100 Omnidirectional Handheld Microphone The BOYA BY-HM100 is a dynamic handheld microphone with omini-directional 360° pickup pattern. With Isolated capsule and a high qualaity microphone head, it can well reuduce handling noise and provide a clear live sound. There #39;s no need for any extra battery or phantom power which ensures convenient use ideal for ENG amp; Interviews. Specification Acoustic Principle: Dynamic Polar Pattern: Omni-directional Frequency Range: 70Hz ~ 15 000Hz Output Impedance: 200Ω ± 30% at 1KH z Sensitivity: -56 dB re 1V/Pa(1.0mV @ 94 dB SPL) ± 3 dB @ 1 kHz Output Connection: XLR Weight: 191g