SunHerald.com | UPS Deploys Next High-Tech Mobile Device To Drivers Business Solutions Magazine (blog) The new computer, known as the fifth-generation Delivery Information Acquisition Device or DIAD V, is approximately half the size and weight of the DIAD IV, is more durable and holds more data. It has a clearer and larger display, a versatile bar code ... UPS Deploys Next High-Tech Mobile Computer to Drivers |