The term 'EARLY PALM SMARTPHONE' refers to the Treo, a series of smartphones developed by Palm, Inc. and released in 2002. The Treo was one of the first smartphones to combine personal digital assistant (PDA) and mobile phone features into a single device. It was also one of the first devices to offer a full QWERTY keyboard and touchscreen display. The Treo was popular among business users and was widely praised for its design and features.