The IP Former converts existing passive loudspeakers to network loudspeakers in various applications. It is a solid metal device that is mounting compatible to 70/100V Speaker Transformers and can therefore be mounted to any existing Speaker. A wide variety of Audio Systems, such as SIP, InformaCast and Syn-Apps are supported. Codecs include PCM, AACplus, MP3, OPUS, G.711, G.722 that can be streamed using HTTP, RTP or UDP. Audio files can be stored on the internal memory and played via simple UDP command. The built in 8W full digital class-D audio amplifier provides high quality audio signals to a 2, 4 or 8 Ohm in-wall, in-ceiling or tabletop speaker. The device is powered without any other cabling using Power over Ethernet (PoE). Configuration of the device is done via the internal web interface.