In-ear Monitoring System. MPX stereo UHF PLL in-ear monitoring system. Wireless monitor system with excellent sound characteristics. Individual monitor mix in stereo mode or mono/mix mode. For live acts, e.g. theatre performances, musical performances. 64 preset channels in 4 groups of 16 channels each. 961 frequencies. 16 wireless monitor ways can be used for an intermodulation-free parallel operation. Pilot tone technology and noise squelch. Transmitter and receiver with lock function, multifunctional display and limiter. Earphones or headphones can be connected to the transmitter via 3.5 mm or 6.3 mm stereo jack. Supplied with high-quality in-ear earphones IE-1. 482 mm (19") rack installation with supplied mounting brackets.