Portable speaker with a 15'' subwoofer and 450 W (RMS) / 900 W (Max.) power. Internal amplifier, a VHF receiver, a Bluetooth interface as well as TRS and RCA inputs. Microphone inputs with separate volume control and an adjustable echo effect. 2-band equalizer provides many options to adjust the sound of outgoing signals. Built-in battery allows the device to be free from the restrictions placed by the need for connecting to power outlets. One-stop resource for the latest media presents itself in the form of a Bluetooth interface for wireless music streaming from Bluetooth-enabled devices such as smartphones, tablets or laptops. MP3-compatable USB and SD ports links the PA system to USB sticks, MP3 players and SD mass storage devices. There is also the option to connect line-level devices such as computers, CD players or mobile phones. An RCA output passes on the signals to an external sound transmitter. The operation is controlled through the interface on the rear side of the device or easily via the provided remote control. Frequency response: 60 Hz - 20 kHz. Dynamic range: 92 dB. Impedance: 4 Ohm. Dimensions: 45,1 x 35,8 x 68,5 cm. Weight: 16,5 kg.