Main and standby power amplifier switcher PA-8821M

◆ It features four identical and independent channels, capable of connecting four main power amplifiers and four standby power amplifiers ◆ It can automatically detect audio power amplifier faults and switch between the “main power amplifier” and the “backup power amplifier” automatically. ◆ Status display, clear at a glance. ◆ The high-strength 1.5MM thickened body ensures that the product will not deform due to harsh transportation conditions.

3 units/piece