XVIVE U4 Wireless In Ear Monitor System

The system is comprised of a transmitter unit, which connects to your audio source and a belt-pack receiver, connected to your earphones or headphones. The U4 system features high-resolution, 24-bit / 48 kHz audio, with a very wide and smooth frequency response between 20 Hz and 20 kHz, a signal-to-noise ratio of 107 decibels. The sound is better than CD quality, and much, much better than MP3 quality! The internal battery in both the transmitter and the receiver lasts for 5 hours. The battery is easily charged using the included USB cable and any standard 5V USB charger, and charging takes between 1.5 and 2.5 hours depending on the current of the charger being used. If you have more than one U4 receiver, you can broadcast a signal to a whole group of people. This can be useful in situations where one person needs to communicate clearly and directly to a group either in noisy environments or in situations where you don't want to disturb others. This makes it an excellent option for