LA-171 Listen Noise Canceling Headphones

The LA-171 Noise Canceling Headphones can be used in applications where a noisy environment may distract from the transmitted audio or where ear protection is required. The headphones can be used with any of Listen�s tour group receivers and are ideal for tours in factories, museums with background PA systems, manufacturing facilities, or anywhere there is background noise

Listen Technologies LA-171 Features:
Use with any of Listen’s receivers. Blocks background noise- ensuring your message is heard clearly. Usable with all of Listen�s portable receivers- provides options for your listeners. Light weight- comfortable to wear for extended periods of time.
Listen Technologies LA-171 Specifications:
	Impedance:	......	32 Ohm +/- 15% @ 1 kHz
	Maximum Input:	......	100 mW
	Connector:	......	3.5 mm stereo
	Noise Attenuation:	......	26 dB
	Sensitivity:	......	110 dB +/- 4 dB @ 1kHz
	Frequency Range:	......	20 Hz - 20 kHz
	Cable Length:	......	36 in. (92 cm)
	Unit Weight:	......	8 oz. (226 g)
	Shipping Weight:	......	2.0 lb (0.9 g)

Listen Earphones / Headphones / Neckloops

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Model		Description	Recommend Use With

LA-161	......	Single Ear Bud	......	Any Listen Receiver
LA-162	......	Stereo Ear Buds	......	Any Listen Receiver
LA-164	......	Ear Speaker	......	Any Listen Receiver
LA-165	......	Stereo Headphones	......	Any Listen Receiver
LA-166	......	Neckloop	......	Any Listen Receiver
LA-170	......	Behind-the-Head Stereo Headphones	......	Any Listen Receiver
LA-171	......	Noise Cancelling Headphones	......	LR-400 / LR-500
LA-163	......	Replacement Cushions for Earbuds (20)	......	LA-161 / LA-162
LA-167	......	Replacement Cushions for Stereo Headphones (10)	......	LA-165 / LA-170
LA-168	......	Sanitary Covers for Stereo Headphones (10)	......	LA-165 / LA-170