With near infinite bodypack receiver monitoring - The CAD Audio GXLIEM4 wireless In-Ear Monitor System is the most flexible in the industry- Useful when setting up multiple mixes with high bodypack receiver count. The systems Frequency Agile design aides in the assurance of a clean, clear, channel plan. In addition. The Bodypack receiver has a high contrast display featuring a battery life indicator. The Bodypack receiver is supplied with MEB1 high performance earbuds. The robust, rack mountable, all metal transmitter is supplied with rack ears and half wave antenna. Systems are supplied with equal quantity BodyPack receivers to transmitters.