本机特点：
内置锂电可充电，带有48V升压电路，输入输出有三种接口，适用性广兼容性强！
接口及旋钮功能：
MIC IN：话筒输入接口，3.5mm、6.5mm、XLR卡侬，三种接口；
MIC OUT：话筒输出接口，3.5mm、6.5mm、XLR卡侬，三种接口；
POWER：电源开关；
指示灯：电量显示，连续闪4下表示4格电量，3下表示3格电量，以此类推，充满电长亮；
GAIN：增益大小调节,0-20db；
DC5V：充电接口，可使用手机充电头进行充电。
It has a built-in rechargeable lithium battery and a 48V boost circuit. There are three types of interfaces for input and output, featuring wide applicability and strong compatibility!
Functions of Interfaces and Knobs
MIC IN: Microphone input interface, available in three types: 3.5mm, 6.5mm, and XLR Cannon.
MIC OUT: Microphone output interface, available in three types: 3.5mm, 6.5mm, and XLR Cannon.
POWER: Power switch.
Indicator Light: Displays battery level. It flashes 4 times continuously to indicate 4 bars of battery, 3 times for 3 bars, and so on. It stays on when fully charged.
GAIN: Adjusts gain level, ranging from 0 to 20 dB.
DC5V: Charging interface; a mobile phone charger can be used for charging.
