BOYA BY-GM18CB is a heart-shaped pointing desktop gooseneck condenser microphone, suitable for conferences, stages, hosts, speeches, live broadcasts and other scenarios The cardioid-shaped directional microphone satisfies the sound recording from the front, and the speech effect in the meeting scene is clearer 18-inch gooseneck design, easy to adjust the angle and height, adapting to desktops of various heights The main control button and the gooseneck light effect of the microphone indicate the working status. When the microphone is turned on, the ring light of the button and the gooseneck light up at the same time BY-GM18CB has two power supply modes to choose from, supporting two AAA batteries or 48V phantom power supply Specification: Acoustic principle: condenser microphone Directivity: cardioid Frequency response range: 50-16000Hz Sensitivity: -35±2dB(0dB=1V/Pa @1KHz) Signal-to-noise ratio: 78dB Output interface: XLR Connector Battery capacity: AAA Battery*2/48V Phantom Power (not included) Battery life: >168 Hours+(AAA Battery) Material: ABS+PC Maximum sound pressure level: 110dB SPL Size: Gooseneck: Ф20x490mm Base: 141x116x41mm Weight: 597g (21oz)