Creative Technology Hs-980 Headset
Connectivity : ConnectivityrnWireless and cordless headsets operate without a cord. Wireless sets will have a transmitter (base) which sends a signal to the headset which in turn will have a built-in receiver and amplifier. "Wireless" sometimes refers to infrared-based systems and "cordless" to radio frequency (RF) transmission systems. Infrared systems have a relatively short range of 10M or so from the base unit and must be in "line of sight" of the base for clear reception. RF (Radio Frequency...
