It is used to connect USB-A compatible devices with USB 2.0 Type-B devices and peripherals. The USB 2.0 Type-B connector is the destination end, compatible with USB-B ports (old printers, multifunctional printers, laser or thermal printers, desktop file scanners, Yamaha Casio digital pianos, MIDI controllers, electronic keyboards, etc.). Wide compatibility: USB B 2.0 connector compatible with HP Deskjet 2540/3630, HP Officejet 5740, HP Envy 4527/4520/4523/5540, Canon MG5750/MG3550/MG7550, Epson XP225/XP245/XP425, Brother DCP-L2520DW, Lixin MX310DN, Dell C2665DNF, Samsung Xpress SL-C1860FW, etc. USB 2.0 High Speed 480Mbps Transfer: This printer USB-B to USB-Bcable supports high-speed data transfer/synchronization up to 480Mbps and is backward compatible with full speed USB 1.1 (12Mbps) and low-speed USB 1.0 (1.5 Mbps) standard devices. It provides more stable, faster, and secure data transmission than WiFi connections, and improves your work efficiency. The product is a gold-plated connector with stable and clear printing: it uses high-quality pure copper conductor double-layer shielding and durable PVC material sheath with thickened cotton mesh to minimize interference. The reinforced SR can withstand over 10000 bending tests. All products undergo rigorous testing to ensure their speed, stability, and stable and clear printing effects. The product is plug and play, without the need to install drivers or check the direction of connecting wires, making it convenient and fast