Cioks SOL Compact Power Supply with Isolated Outputs frap-tools the 4420A uses PoE to

the 4420A uses PoE to produce uncompromised acoustic performance

Or sometimes six…

The MultiJack connector can operate as an expression pedal inputs

giving your voice the depth

RCA and 1/8" connectors for consumer electronics and computers and a +4dB XLR input(s) for professional systems

Cioks SOL Compact Power Supply with Isolated Outputs frap-tools the 4420A uses PoE toSOL is the ultimate solution for bringing life to a small to medium sized pedalboard setup, especially if you are using power hungry pedals. SOL is the smallest mains powered switch mode power supply we make at CIOKS (no wall warts here) and the no frills design plus massive power will leave you free to focus on your creative spark. Featuring the same 660mA at 9V DC per outlet and four switchable voltages on each outlet as its bigger brother CIOKS