Unistar MPA-4250 Amplifeir 4 channel * 250 Watt - Echo + MP3 + BT

• Four independent outputs
• Four sets of bass, treble and volume controls
• Four groups LED level metre with protection indicator
• Four balance inputs for Mic. and input sensitivity control
• Priority of MIC 1, VOX mute function
• Output impedance: 4 Ohm
• High output voltage: 70 V, 100 V
• Output power: 250 W x4, at 4 Ohm 460 W x2, at 8 Ohm
• Tone CHIME / Siren function
• Selectable input types: COMBO (TRS & XLR) Phonix type
• Switchable inputs function: MIC./Line input sensitivity, Balance/ unbalance input mode, High bass filter, 48 V phantom power
• Input mode selectable: 4 independent inputs or input CH1 to output CH1~4