Telecommunication Products
Online resources for global manufacturers and suppliers of telecommunications products including corded phone, wireless phone, answering machines, audio conferencing, camera phones, cell phone accessories, cell phones, mobile communication equipment.
http://www.electronics-manufacturers.com/Telecommunications/

IP PBX Business Telephone Systems
Aastra Telecom is a leading manufacturer of business telephone systems. With nationwide UK coverage, Aastra can design, supply, install and maintain a system built around your business needs.
http://www.ascotel.com

Mobile phone
A cell phone is battery-driven electronic communication terminal, which incorporates a battery in a main body to supply operating power needed by an electronic circuit. A cellular phone is a mobile terminal through which a mobile communication service is
http://www.electronics-manufacturers.com/info/communication-equipment/cellular-phone.html