The JOYO PXL 4 is a fully programmable guitar effect pedal switcher. The PXL series from JOYO allow the gigging musician or session guitarist complete flexibility over the guitar effect pedal chain. Its a programmable 4 loop pedal router. The inability to switch banks of pedals ON or off at the same time. The PXL4 allows you to create preset banks of tones, and then seamlessly switch your desired pedals on or off together. Available in 4 pedal. This is a programmable and storable effects looper. Your programmed pedal groups will be stored even after the power is shut down, so no constant re-assigning your favourite groups and settings. With the maximum storage of 8 groups tone, the design of TRUE Bypass of the PXL4 guarantees the smooth transfer of signal and it avoids the effect interference caused by other electronic switches. The PXL has super fast switch speed and an excellent low switch noise. JOYO PXL4 Pedal Controller Features: PXL4 is 4 Group?FX LOOP) Programmable grouping system can save 16 effects combinations True Bypass Design--no coloration TAKAMISAWA miniature signal relay Power input protection Working voltage: 8-15V DC Full-load working current: 100mA DIMENSIONS: 28.3?LENGTH) *6.7?WIDTH) *5.5?HEIGHT) cm Weight: 0.88KG