The Sanken CU-31 is a compact cardioid condenser mic designed for stage and studio use where high fidelity meets unobtrusive size. With its miniature diaphragm and extended frequency response, it delivers detailed, natural sound that captures everything from acoustic instruments to orchestral ensembles with accuracy. Built tough for professional broadcast and live reinforcement, it’s been a favourite for engineers needing discreet placement without compromising quality. SPECS Small-diaphragm cardioid condenser microphone Frequency response 20Hz–18kHz High SPL handling Gold-plated XLR output Phantom powered Made in Japan Weight 0.08kg Introduced 1990s Includes original case and mic clip. Product Specs Item Number: 39118 Make: Sanken Model: CU-31 Condition: Very Good Finish: Black Categories: pro-audio ⇒ microphones Made In: Japan MPN: 39118