The 3-way wireless in ear monitor system is perfect for studio or on-stage monitoring. Complete with transmitter and three receivers with in ear headphones this monitor system has an impressive range of 40m and a battery life of up to 30 hours with 6 changeable frequency channels for clear and uninterrupted wireless audio. This package allows for 3 performers to listen to the same mix at any one time making it great for bands. Suitable for using a maximum of three systems at the same time.