B-Stock, Warm Audio WA-47; large diaphragm Tube condenser microphone; based on the classic '47 mic; Gold sputtered, dual large diaphragm capsule; TAB-Funkenwerk (AMI) USA output transformer; JJ Slovak 5751 vacuum tube; Polar Patterns: 9 patterns - Cardioid, Omni, figure-of-eight + 6 mixed patterns; Self-noise: 11 dBA; Dynamic range: 130 dBA; max. SPL: 140 dB (<0.5% THD); Frequency Range: 20 Hz -20 kHz; Output Impedance: 200 ohms; S/N Ratio: 82 dBA; Equivalent Noise: 10 dBA (IEC651); incl. Wood box, PSU, Shockmount, Gotham 7 pin GAC-7 cable, IEC power cable; Dimensions: 90 x 254 mm (Diameter x Weight); Weight: 4.1 kg, B-Stock with full warranty, may have slight traces of use