2pcs DTEC-30008 Balanced Armature Driver Speaker Receiver DIY Earphones Receivers from Knowles

Notice : Please wire touch unit contacts for test before install it. Replacements are not available once drivers been soldered.

Knowles TEC Series Balanced Armature Speakers

Knowles TEC Series Balanced Armature Speakers are intended for use in high power hearing aids and combine output comparable to the larger BK receiver in an ultra-thin package. They are a similar size to an EF receiver and have a medium DCR to impedance ratio. The TEC Series operating sensitivity will not vary more than +1/-3dB from -17ºC to 63ºC.

DTEC Series Balanced Armature Speakers (7.87 x 4.09 x 5.59mm) combine two TEC speakers with a single round port. Case size is equivalent to BK/EF. DTEC provides increased output and reduced vibration compared to a single speaker.

Features:

* Ultra thin

* Wideband output

* Medium DCR to impedance ratio

* Similar in size to an EF receiver

* Dual elements with single sound port

* Increased output

* Reduced vibration

* Enable hi-fi designs