See if this works with your machine
When you add the BES 4 Dream Edition Wireless Upgrade Kit to the BES 4 Dream Edition Embroidery Lettering Software, you gain the power to expand your BES network capabilities in your home or studio. Using the included SD Wireless Card, conveniently transfer designs, motifs and appliqués to additional select Brother embroidery machines† from your PC or tablet.
Part Number: SABES4WLC
Guaranteed to fit because it is a part.