Profile: SigNET AC Limited specializes in audio products. We provide audio-frequency induction loop equipment, voice alarm / public address systems and disabled refuge / emergency voice communication systems. We offer SigTEL, which is a hard-wired BS 5839 part 9 compliant emergency voice communication system. With the ability to expand up to 128 lines, it is ideal for disabled refuge, fire telephone and stadium marshal applications in hotels, shopping malls, office blocks, banks, auditioria and transport terminals.