PM 2404 BT is a 240W power installation amplifier. It allows its placement both in low impedance installations (up to 4 Ohm), 100V line. In addition, it has 4 independent zones that can be activated individually or jointly. It incorporates 3 microphone inputs (2 with phantom power), and another 3 LINE level. As digital audio sources, it incorporates an MP3 player that accepts files from its USB and SD/MMC ports, as well as FM radio and bluetooth connectivity. For emergency notifications, it has chime terminals for announcements and contacts for alarm systems, as well as terminals for emergency DC power supply.