The behringer powerplay p1 is a personal in ear monitor amplifier that provides you with a powerful platform for personal monitor applications so you can get the most out of your in ear monitors'. '.strtoupper('b')oasting dual xlr inputs you can send two individual sources into the device for switchable 2 channel mono or stereo operation'. '.strtoupper('c')onvenient level and balance mix controls let you craft the perfect mix of the two sources for your needs'. '.strtoupper('w')ith up to 12 hours of run time from a single 9v battery you can be sure that your powerplay p1 will be by your side throughout even the longest performance or recording session'. '.strtoupper('p')lus you can easily attach the p1 to your clothes thanks to the included belt clip or you can mount it to a nearby mic stand with standard threading 5 8 and 3 8'. '.strtoupper('a')nd with its rugged construction the p1 will provide you with years of reliable use.