Stetron Announces the Development of a New 57mm (2.25”) 520 Hz Low Frequency Driver For Fire and Safety Applications

Stetron announced the development of a 520Hz low frequency new miniature loudspeaker designed especially for the Fire Alarm and Protection Industry. Featuring a slim design with a Mylar cone, which renders it water resistant, the Stetron D0057008NM127AR low frequency driver was designed to be used in UL217 approved products and complies with UL 217 performance requirements. This low profile driver is able to achieve high SPL, with a small foot print of only 2.25" (57mm).