DPA Microphones
Condenser microphones. Studio and wireless microphones for professional audio engineering. Microphone dictionary and techniques.
http://www.dpamicrophones.com/

Microphones.Com
Microphones for computers, speech recognition, internet telephony, voice recognition, cellular phones, Headsets, USB microphones, wireless, cellular phones, professional audio, karaoke, cameras, meetings, conferencing, portable sound systems, portable recorders, surveillance, miniature microphone, store
http://www.microphones.com

HandsfreeUSA
HandsFreeUSA is your source for earpieces and headsets for two-way radios, Nextel phones, and cellular phones. You will find tactical earpieces, headsets, surveillance kits, throat mics, remote shoulder mics and more for Security, Law Enforcement, SWAT and Military as well as earpieces and headsets that are perfect for cellular hands free conversations behind the wheel and in the office.
http://www.handsfreeusa.com

Guandong Enping Sanying Electronic Manufactory
Manufactures conference microphones, multi-channel wireless microphones, didactical electronic equipment.
http://www.epsy.com.cn/

InSync Speech Technologies
Dragon speech recognition software, Andrea microphones, "Buddy" line of USB microphones. Canadian based.
http://www.dragonsys.ca

Sennheiser USA
Sennheiser's fine audio products include headphones, noise cancelling and reduction, microphones, aviation and broadcast headsets as well as IR and RF wireless systems.
http://www.sennheiserusa.com/

AKG
Stage and studio microphones, PAs, wireless systems.
http://www.akg-acoustics.com/

Microvox
Microvox, manufacturers of Instrument Microphones, for all acoustic instruments.
http://www.microvox.co.uk

JL World Corporation Ltd
Manufacturer of sound generators and microphones.
http://www.jlworld.com/

Legion RF
Taiwan, China, Motorola, Kenwood, Icom, Yaesu, Vertax, maxon, EFJohnson
http://www.legion-rf.com.tw/