Hi! Welcome and thank you for checking us out. We will be putting up several products for the vision impaired in the next few months, so stop by to check us out. Up for Bid Is a new motorola MPS U56 transistors. They were used for the Electronic Visual Aid System for People with Vision Impairment. Can be used in any video projects, for security systems or you can build your own CCTV. All winners are responsible for payment. Unit ships within 24 hours of electronic payment like pay pal. You can also pay with Visa or Master card. We will ship by US Mail or UPS ground service only. Any others, please, contact us for the shipping cost. Thank You and Happy bidding.