LP - 300.
↘ class type: capacitor
↘ point features: single point type (heart)
↘ frequency response: 50 hz - 16 KHZ
↘ sensitivity: - 45 db / + 1 db (1 KHZ)
↘ maximum sound pressure: 135 db (1 KHZ T.H.D 1%)
↘ signal-to-noise ratio: > 65 dB (1 KHZ, pa)
↘ wire length: 6 meters (imbalance)
↘ power supply: DC9V
↘ mobile phone design, RF radio frequency interference