Search results
Results From The WOW.Com Content Network
A cordless telephone or portable telephone has a portable telephone handset that connects by radio to a base station connected to the public telephone network. The operational range is limited, usually to the same building or within some short distance from the base station. A cordless telephone differs functionally from a mobile telephone in ...
Rugged smartphone. A rugged smartphone is a specific type of toughened smartphone which is designed to be completely sealed within a durable housing to protect it against damage from water, shock, dust, and vibration. [ 1][ 2][ 3] Rugged smartphones are designed to survive extreme weather and temperatures, accidental damage, and rough handling ...
Casio G'zOne Commando. The Casio G'zOne Commando is a smartphone which is ruggedized and runs the Android operating system. [3] It is made by NEC Casio Mobile Communications, a joint venture of three Japanese electronics makers: NEC, Casio and Hitachi. It was first released by Verizon in the United States on 28 April 2011.
George H. Sweigert (1920–1999) is credited as the first inventor to patent the cordless telephone. [1] Born in Akron, Ohio, Sweigert served five years in the US Army as a radio operator in World War II in Guadalcanal, Bougainville, Fiji and New Georgia assigned to the 145th Headquarters Company under the 37th Infantry Division (United States).
Model 302 telephone. The model 302 telephone is a desk set telephone that was manufactured in the United States by Western Electric from 1937 until 1955, and by Northern Electric in Canada until the late 1950s, until well after the introduction of the 500-type telephone in 1949. The sets were routinely refurbished into the 1960s.
Digital Enhanced Cordless Telecommunications ( DECT) is a cordless telephony standard maintained by ETSI. It originated in Europe, where it is the common standard, replacing earlier standards, such as CT1 and CT2. [ 1] Since the DECT-2020 standard onwards, it also includes IoT communication. Beyond Europe, it has been adopted by Australia and ...
Early foreign made Trimline, December 1986. 90s Trimline phone made by Lucent/Philips and branded AT&T. The Trimline telephone is a series of telephones that was produced by Western Electric, the manufacturing unit of the Bell System. These telephones were first introduced in 1965 and are formally referred to as the No. 220 Hand Telephone Sets.
A satellite phone is a type of mobile phone that connects to other phones or the telephone network by radio link through satellites orbiting the Earth instead of terrestrial cell sites, as cellphones do. Therefore, they can work in most geographic locations on the Earth's surface, as long as open sky and the line-of-sight between the phone and ...