Brother PA-BU-001 - Printer battery lithium ion - for Brother QL-810W, QL- 820NWB at TigerDirect.com
Brother QL-820NWB via network (Cable/WiFi) - GoBright
ITsWisdom - High Speed Professional Wireless Label Printer The QL-820NWB is Brother's fastest label printer of up to 110 labels/min. Equipped with a large graphic LCD display making it easier to operate