RADIOEAR noise cancelling Headphone circumaural headset 3.5mm buy jack - Audiometry DD450

$75.60
#SN.7021680
RADIOEAR noise cancelling Headphone circumaural headset 3.5mm buy jack - Audiometry DD450, RadioEar DD450 Circumaural HeadsetModel# DD450-8509294 P4622In excellent condition The DD450 is a circumaural headset that can be used.
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Product code: RADIOEAR noise cancelling Headphone circumaural headset 3.5mm buy jack - Audiometry DD450

RadioEar DD450 Circumaural Headset
Model# DD450-8509294 P4622
In excellent condition.

The DD450 is a circumaural headset that can be used for audiometry testing in the buy standard audiometry range 125 Hz - 8 kHz as well as high-frequency testing up to 20 kHz. The DD450 complies with IEC-60645-1 and ANSI S3.6 up to 16 kHz.
When using an IEC60318-1 coupler with a type 1 adaptor on an artificial ear, the standard allows for calibration using the RETSPLs.

RoHS compatible
Good ambient noise isolation
Gold-plated connectors
Capable of full range testing


* CAN BE USED AS REGULAR NOISE CANCELLING HEADPHONES



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