This compact bluetooth audio amplifier allows the connection of bluetooth devices to low impedance speakers via the built in power amplifier it also has an auxiliary input so devices can be connected by 3 5mm jack connection the unit can power up to 2 x 15w speakers at 4 or 8 ohms and is supplied with two 3m speaker cables and 1 x 4 way phoenix connector the compact design makes the unit ideal for fitting into small spaces like ceiling voids and is powered by a 12v psu supplied the unit i