Bose A30 - Technical Information; Headset Specifications

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TECHNICAL INFORMATION
HEADSET SPECIFICATIONS
SPECIFICATION DESCRIPTION
Headphone sensitivity
96.5 +/- 3.5 dBA SPL*
*Measured per RTCA DO-214A Subparagraph 2.7.2.1(a)
Headphone impedance
Mono mode: 150 Ohm*
Stereo mode: 300 Ohm*
*Measured per RTCA DO-214A Subparagraph 2.3.4.1
Headphone frequency
response
Total span (max - min) +/- 7.5 dB*
*Measured per RTCA DO-214A Subparagraph 2.7.2.1(b)
Boom microphone
sensitivity
400 mV RMS +/- 3 dB for 114 dB SPL at 1000 Hz*
*Measured per RTCA DO-214A Subparagraphs 2.2.3.1 and
2.6.2.1
Boom microphone bias
Operating range: 8.0 - 16 VDC*
*Measured per RTCA DO-214A Subparagraph 2.6.2.1
Maximum ambient
noise level
Full active noise reduction operating range: 115 dB SPL
Reduced active noise reduction operating range: 134 dB SPL
Battery power source Two (2) AA alkaline batteries
Battery life
Up to 45 hours. Duration varies with battery quality, ambient
noise levels, and use of the Bluetooth feature.
Aircraft power source Aircraft power voltage range: 10 to 32 VDC
Average power consumption 300 mW
Fuse/breaker
1/4 amp, fast-blow fuse (AGC 1/4 amp fuse) or 1/2 amp
circuit breaker
Headset weight 12 ounces (headset only)