Pre-amplifier for MP3/Bluetooth/Receiver OM-111B

● Standard chassis design, 2U aluminum panel, user-friendly handle design, elegant and practical.

● High-definition 128X64 dot matrix display, built-in Chinese menu, intuitive and simple operation;

● Built-in high-quality MP3 decoding chip with USB interface, perfect sound quality, compatible with various audio formats such as MP3/WAV;

● Built-in high-quality Bluetooth decoding chip, perfect sound quality, long transmission distance, fast connection speed;

● Built-in high-sensitivity radio decoding chip, clear reception, strong anti-interference, wide frequency band;

● MP3 can achieve 3 file classification for storing songs, one-click playback is convenient and fast;

● MP3 can implement 4 playback modes: random, single song loop, folder loop, full song loop;

● MP3 has built-in 5 music style modes: pop, classic, rock, jazz, country;

● Built-in alarm alert sound output, strong cut-in priority, and mute volume adjustment function;

● Built-in infrared frequency matching receiver, one-click remote control function;

● Ten-channel signal input: three auxiliary (AUX) line inputs, five microphone (MIC) inputs, two emergency inputs; four auxiliary outputs, can be connected to four power amplifiers;

● Two 6.35 direct insertion emergency line inputs;

● Microphone 1 has priority mute function; five microphone inputs and three auxiliary inputs have independent volume adjustment, and also have total volume control;

● High and low frequency adjustment;

● Has three-level priority function, namely: MIC1 is the highest;

1. Priority level, emergency audio signal (EMC1, 2) is the second level;

2. MIC2, 3, 4, 5 and lines (AUX1, 2, 3) are the third level