... and paging for various vessels,ports, platforms,etc. HKD PA system is used for commanding, communication, talk-back, G/A and ... distortion:≤ 5% Sensitivity: AM≤150 μ V Fm≤30 μ V Play frequency response : 125Hz~6.3KHz≤8dB Play Signal-to-noise: ≥32dB ... Radio Frequency Range: AM 535~1606KHz;FM 87~108MHzPRODUCT LIST OUTLINE AND MOUNTING DIMENSION Public address system amplifier, power amplifier