The X1 S Studio Bundle combines the X1 S large-diaphragm condenser microphone with the RF-X Reflexion Filter, sE Isolation Pack, and a 3-meter mic cable. It is a complete home recording setup for capturing clean vocals and instruments in untreated rooms without excessive room ambience.Key Features X1 S hand-crafted 1-inch true condenser capsule with up to 160 dB SPL handling Highest dynamic range in its class with redesigned low-noise electronics Switchable 10 dB and 20 dB pads plus 80 Hz and 160 Hz low-cut filters RF-X portable Reflexion Filter with four-layer acoustic design sE Isolation Pack includes shockmount and metal pop filter 3-meter XLR cable included for immediate setup Specifications Polar pattern: Cardioid Frequency range: 20 Hz to 20 kHz Sensitivity: 30 mV/Pa (-30.5 dBV) Max SPL: 140 / 150 / 160 dB (0 / 10 / 20 dB pad) Equivalent noise: 9 dB(A) Output impedance: 125 ohms Power: 48V phantom Microphone dimensions: 58 mm diameter x 169 mm length Microphone weight: 445 g In the Box X1 S microphone RF-X Reflexion Filter sE Isolation Pack with shockmount and pop filter 3-meter mic cable Microphone stand clip and thread adapter