ABACUS

Handheld personal computers, personal digital assistants, personal computers, digital cameras, MP3 players, wireless telephones, transceivers and parts thereof; computer hardware and software for use in data exchange between personal digital assistants, personal computers or other wireless devices and a wristwatch

Wristwatches having the functions of transmitting and receiving data to and from personal digital assistants or personal computers, digital cameras and digital audio players, and other wireless devices