The HN-A500I provides a reliable and efficient means of amplifying audio signals for PAVA systems. This makes it a must-have for public places, especially during emergencies. It supports both balance
FMM-101 is a miniature monitor module (a mere 1.3" (3.302 cm) H x 2.75" (6.985 cm) W x 0.5" (1.270 cm) D) used to supervise a Class B (Style B) circuit of dry-contact input devices.