Stagg 4/4 size electric cello outfitIntroducing the Stagg 4 4 size electric cello outfit The ECL44 cello has an active preamp with under saddle pickup along with volume and bass controls and stereo mini jack input for CD MP3 player. An internal headphone preamp with a minijack output allows you to practice at home in silence, while a 6. 3mm jack main output allows you to plug in to an amp or computer for performance or recording respectively. A very cool feature of the Stagg silent