On April 21, Canon U.S.A. announced four new inkjet devices: the MAXIFY GX6020, MAXIFY GX7020, PIXMA G620, and PIXMA TS3520. The MAXIFY GX6020, MAXIFY GX7020, and PIXMA G620 are what Canon terms MegaTank models that use a continuous ink supply system (CISS) featuring refillable ink tanks to deliver long uninterrupted printing and low output costs.