PA Control USB High Efficient Mixer Amplifier Combo with Built-in Aux 4 Ohm70V and 100V Line Outputs 30W Audio Mixer Amplifier

PA control usb high efficient mixer amplifier combo with built-in AUX 4 ohm70V and 100V line outputs 30W Audio Mixer Amplifier FeaturesControls - Front : 3 Channel Volume Control & Tone Control, Master Volume Control - Rear : Line/MIC selector, Talkover level volume, Phantom Switch Connectors - Euro Block with Electronically Balanced for Channel 1-2 Input - RCA Jack for Channel 3 Input - Euro Block for Speaker Output Media Player FM radio, USB memory stick interface, Record to USB memory, Bluetooth, IR Remote control. Indicators : Power, Signal, -20dB, Clip and Protect Protection : Output Current Limiting, Thermal Protection & DC Offset Protection Cooling : Convection Cooling Message play : Playback the recorded message with micro sd card on the rear panel  Description:With built-in 70V/100V transformer, LT series column speaker realizes a high-voltage, low-current mode, which makes longer distance transmission and parallel connection of multiple loudspeakers possible. It is designed for outdoor occasions such as station, park, school, square, military camp, industrial park, beach, etc.Features < Amplification for premium sound from a reliable, high quality Class-D amplifier provides optimized performance and premium sound quality; < With Record function, can record in the USB drive and play. < Microphone priority function to mute the BGM in paging status. < Individual music and microphone paging volume controls. < Bass, treble controls < With built-in Mp3 supports many audio format like Mp3,WMA, WAV, APE, FLAC etc. < 4 Ohm, 70V and 100V line outputs optional.   MODEL                                                     Mpro30ModelMpro 30Rated Output Power30W Input sensitivity / ImpedanceMIC: -54dB/600ohm balanced Line: -34dB to +10dB Variate/10kohm unbalancedPower Supply Voltage100-240V 50/60HzPower Consumption40W Speaker Output100V(285Ω),70V(140Ω),4ΩFrequency Response20~20KHz (+1dB ~ -3dB) at 4ohmsSNR>80dB (with A-Weight)Nonlinear Distortion