Excellent Mic on Guitars and Pianos! The DPA 4090 is a high quality omnidirectional condenser microphone designed with acoustic instruments in mind. Its natural, open sound combined with its rugged body and 134dB SPL handling makes the DPA 4090 an excellent choice for miking strings and woodwinds, but the 4090 really shines on guitars and pianos - both in the studio as well as on stage! The DPA 4090 also boasts an extremely linear frequency response in the 20Hz-20kHz frequency range - an invaluable feature to engineers worldwide who need to tune and test their sound systems. Delivering great sound in a variety of applications, the DPA 4090 is a worthy addition to anyone's mic locker. DPA 4090 Condenser Microphone at a Glance: Versatile miking applications Linear frequency response Versatile miking applications With 134dB SPL handling, the DPA 4090 will sound great on an acoustic guitars, pianos, and even various wind and string instruments. Plus, with a rugged and compact design, the 4090 can bring its natural and open sound to both the live stage as well as the studio. Linear frequency response The DPA 4090 features a linear frequency response in the 20Hz-20kHz range; use it to tune and test any sound system before the crowd starts arriving. DPA 4090 Condenser Microphone Features: Pre-polarized condenser microphone Omnidirectional 48V phantom power 20Hz-20kHz frequency range 134 dB Max SPL 3-pin XLR connector The DPA 4090 is a natural sounding and high quality omnidirectional condenser microphone designed with acoustic instruments in mind.