Bosch lh1-uc30e music horn speaker has two frequency

 division system, which can produce a wider frequency range and higher sensitivity, thus providing extraordinary voice and music reproduction effect. Basic function rectangular horn speaker is a unique combination of a cavity horn and two transducers (one for low frequency and the other for high frequency) to produce unparalleled speech clarity. This horn speaker is waterproof, so it can be used in highly humid places. Therefore, it is suitable for both outdoor applications (such as sports grounds, stadiums, leisure parks, exhibition areas and passenger transport hub stations) and indoor public address systems. The ABS horn speaker and aluminum mounting bracket are coated with light gray (RAL 7035). LH1 ￣ uc30e is designed for voice alarm system and is certified by en 54 ￣ 24 to BS 5839 ￣ 8 and en 60849. Horn speaker with built-in protection function. In the event of a fire, this protection ensures that damage to the speaker does not cause the circuit connected to it to fail. In this way, the integrity of the system is maintained, thus ensuring that speakers in other locations can still communicate information to people in a timely manner. Horn speaker is equipped with ceramic junction box, thermal fuse and high temperature resistant wire. Optional line / speaker monitoring board can be installed inside. Certificate and accreditation all Bosch loudspeakers meet IEC 268-5 power handling capacity (PHC) standard and can operate continuously for 100 hours at rated power. In addition, Bosch has conducted simulated acoustic feedback exposure (SAFE) tests to ensure that they can withstand twice the rated power in a short period of time. This ensures high reliability of loudspeakers in extreme conditions, improves customer satisfaction, extends service life, and significantly reduces the probability of failure or performance degradation. According to the European standard of anti wind, anti wind and anti noise, the installation of the anti wind and anti noise loudspeaker is in accordance with the European standard Taps can select different power settings. The rated full power, half power, quarter power or eighth power (up to 3 dB) can be easily selected by connecting to the corresponding tap.

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