Posiflex BB-3000W Kitchen Bump Bar Key Pad. The BB-3000W is a wireless bump that brings convenience and flexibility to the kitchen. It features 10 keys which can be programmed to suit the requirements of the application or environment. Designed for use in kitchens the BB-3000W is rugged enough to withstand the conditions found in most kitchens and delivers an almost immediate return on investment for the business owner. Posiflex designs its retail technology with the goal of optimising the most up to date technology in order to deliver cost effective, value for money PoS systems and peripherals that deliver the reliability and return on investment that retailers need to run their business.