PULUZComputer Lavalier Microphone: USB-A interface design, compatible with desktop computers and laptops, plug-and-play, suitable for video conference, video recording, online teaching, etc.
LuxtronicsThe output of 4 groups of speakers can be divided into 4 zone switch control, each group of speakers can independently select A and B power amplifier output, and each group of speaker output can independently turn on and off the function.
LuxtronicsThe input terminal has a MICRO USB female socket, you can directly use the mobile phone charger as an input to charge the lithium battery, and there are still input voltage wiring solder joints, which can be very convenient for DIY.