Tachima is a total solution provider for your acoustic needs. Our product lines cover from ECM (Electret Condenser Microphone), receiver/Micro speaker, to earphone/headset and are all in a variety of specifications to meet most of the requirements of different applications.Tachima was established in 1996 in Taiwan and has successfully invested two dedicated factories in China both ISO certified and ranked in leading position in the industries (one for ECM/Receiver, and one for Micro speaker/earphone/headset). Currently Tachima brand products have been adopted by many top Taiwanese manufacturers in different industries including Digital Camera, Notebook, Cellular phone, PDAs, etc., and also by many of our foreign customers. With years of experience, we aim to be our customers&＃39; long-term partner and commit to provide them our best services.Electret Condenser Microphone- Omni directional, Uni-directional, Noise cancelling- Diameter range : 4.0mm ~ 9.7mm- Height range : 1.0mm ~ 6.7mm- Applications : Mobile phone, Blue tooth Earphone, PDA, Digital Video/Camera, Webcam, Surveillance system, etc.Micro speaker/receiver- Oval, round, sqare shape in full specifications- Applications: Mobile phone, Mobile phone, Blue tooth Earphone, PDA, Digital Video/Camera, Webcam, TFT-LCD TV, DVD Player