Telex offers a high quality, wired intercom system as an economical alternative to its wireless packages. a typical wired system would include a power supply (PS2000L), a belt pack (BP1000 or BP2000) and a headset (PH1 or PH2). The wired systems use conventional XLR microphone cable to connect the belt packs tot the power supply. This system is ideal for schools and theaters that require a top notch intercom system at an affordable price.