Headset Specification; Microphone Specifications - Bose SOUNDCOMM B40 Manual

HEADSET SPECIFICATION

HEADSET
VARIANT
Monaural 4-pin XLR
(single earcup)
Monaural 4-pin XLR
(dual earcup)
Binaural 5-pin XLR
(per earcup)
*Absolute maximum ratings indicate limits beyond which damage to the device
may occur.

MICROPHONE SPECIFICATIONS

150 ohm Dynamic Noise Canceling
Frequency Response is optimized for improved intelligibility in noisy environments
-60
-65
-70
-75
-80
-85
-90
-95
-100
-105
-110
10
2
Microphone sensitivity: -71 dBV/Pa @ 1kHz*
*Open circuit signal level measured at the headset connector with no external load.
T ECHN I CA L I NFO RM AT I O N
INPUT
IMPEDANCE
120 ohm ± 10%
80 ohm ± 10%
260 ohm ± 10%
Frequency (hertz)
2 4
HEADSET
SENSITIVITY
@1mW @1kHz
107 ± 3db SPL
104 ± 3db SPL
107 ± 3db SPL
10
3
|
E N G
ABSOLUTE MAX
POWER RATING*
500 mW
1000 mW
500 mW
10
4