Vibrating alert

A vibrating alert is a feature of communications devices to notify the user of an incoming connection. It is particularly common on mobile ...

Lenovo smartphones

Lenovo smartphones are marketed as the "LePhone" in Mainland China and the "IdeaPhone" overseas. Motorola Mobility, ZUK...

VoIP phone

A VoIP phone or IP phone uses voice over IP technologies for placing and transmitting telephone calls over an IP network, such as the Inte...

Best Buy

Best Buy Co., Inc. is an American multinational consumer electronics corporation headquartered in Richfield, Minnesota, a Minneapolis subur...

Satellite phone

A satellite telephone , satellite phone , or satphone is a type of mobile phone that connects to orbiting satellites instead of terrestrial...

Telephone exchange

A telephone exchange is a telecommunications system used in the public switched telephone network or in large enterprises. An exchange cons...