100V line mixer-amp with digital amplifier in a compact housing. An onboard audio player accepts USB media for digital audio or can be tuned to FM radio stations. In Bluetooth mode, a smart phone or tablet may be paired with the DM25 for wireless audio playback. Mono output to either 100V line or 4-16 ohms speaker load is connected via spring terminals on the rear panel. All-in-one solution for small sound installations.Power supply: 230Vac, 50Hz (IEC)vbCrLfSpeaker : outputs: COM, 100V and 4-16 Ohms (spring terminals)vbCrLfAudio source: USB player, FM tuner and Bluetooth receivervbCrLfBluetooth version: 2.1vbCrLfControls: Treble, Bass, MP3, Aux, MicvbCrLfMicrophone : inputs: 6.3mm jack (unbalanced)vbCrLfLine input: 2 x RCA (summed to mono)vbCrLfLine output: 2 x RCAvbCrLfAntenna connection: Spring terminalvbCrLfDimensions: 280 x 205 x 67mmvbCrLfFuse: T1ALvbCrLfUSB version: USB 2.0 (FAT32, 128GB max.)Weight: 1.74kgvbCrLfPower : output: 40Wrms