A method of providing high quality multimedia communications between end users uses an ATM-ADSL access system, which provides 6 megabits per second downstream and 640 kilobits per second upstream multimedia signal in conjunction with a multicasting feature. The valley openings in the first and second block halves allow an X-engine crank train assembly to be assembled within the cylinder block assembly. The monitor detector receives the sub-portion of the light beam and outputs a detection signal. The circuit also includes a delay control unit and a delay unit which delay the interim clock by the period of time. A coil spring is located in the pressure foot and allows the guide bushing to telescope within the pressure foot. Through use of the techniques and devices described herein, users may control their devices even when a user’s gesture is occluded by some material between the user’s hands and the device itself.