Flush-mounted ceiling loudspeaker with RJ45 port and network interface for connection via SIP protocol. It has an internal 15 W RMS amplifier and maximum SPL of 103 dB (1m, 1 kHz). It includes a microphone for supervision and/or intercommunication, an input contact and another output contact. It can be used as a SIP loudspeaker, with monitoring of the surrounding audio, and as a SIP intercom, with a call button and communication established signalling. Dimensions 200 ø x 90 mm. Cut‐out hole 175 mm.