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Knowles balanced armature speakers - TEC/DTEC Series

TEC Series:

tecThe TEC combines output comparable to the larger BK speaker in an ultra-thin package.
The TEC is suitable for multi-element earphone designs

      • Ultra-thin
      • Wideband output
      • DTEC combines two TEC elements
      • Enables small multi-element designs

DTEC Series:

dtecThe DTEC Series combines two TEC speaker elements with a single round port.
Case size is equivalent to BK/EF. DTEC provides increased output and reduced vibration compared to a single speaker.

      • Dual elements with single sound port
      • More output than BK in equal package size
      • Reduced vibration compared to BK
      • Improved frequency response compared to BK
 Model Picture Sensitivity @1kHz (dB SPL) Sensitivity @1st Peak (dB SPL) Max SPL @1st Peak (dB SPL) DC Resistance (Ω) Impedance @ 500 Hz (Ω)
TEC-30033-000 TEC-30033-000 115 119 129 22 31
TEC-30087-000 TEC-30087-000 115 119 129 46 62
DTEC-30008-000 DTEC-30008-000 123 122.5 132.5 23 31.5
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