Description Are you looking for a professional, yet affordable phantom power supply? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? If yes, look no further! Our professional phantom power supply must meet you needs. It is one of the best choices for you. Features - Color: Black.- Size: 8.8 x 9.3 x 4.6 cm.- Material: Metal.- USB Input: 5V.- Power supply voltage: 48V.- Use the isolated voltage-boosting technology to effectively prevent the ground signal interference.- Use the built-in low-pass filter circuit design to fully filter out the interference noise from the externalaudio equipment.- Use soft-start function to avoid the impulsive sound of"puff" when booting the device.- Use two sets of balanced power supply,to balance the input and output signals,makes the voltage bebalanced and stable,and inhibit common mode interference.- Use the USB-5V voltage boost circuit and the low-voltage power supply technology to preventharm to the human body,to settle the mismatch problems among the different regional electric supplies,voltages and transformers.Packing list: 1 x phantom power supply1 x USB cable1 x audio cable1 x instruction manual