General Description
Featuring NoiseGard active noise compensation and excellent passive attenuation, the HMEC 350 pilot's headset is an ideal choice for helicopters, propeller and turboprop aircraft.
Features
	Constant attenuation of up to 40 dB throughout the entire audio range
	Superior speech intelligibility
	Electronics fully integrated into headphone capsules
	Features as a conventional headset when Noisegard supply voltage is switched off
	Noise-compensated boom microphone for superior speech transmission
	5 year warranty
Delivery Includes
	1 HMEC 350 NoiseGard
	1 x 3-pin socket for aircraft's internal power supply
	1 carrying case for headset and accessories
	1 MZQ 2002-1 cable clip
	1 MZW 45 windshield

Glossary
 

Recommended Accessories
	Description	Product	Article No.
	Battery pack	BP-04 P/N 300-504-551	500357
	for powering the NoiseGard? electronics of the HMEC 350, HMEC 355-C, HMEC 372, HMDC 372, HMEC 450, HMEC 300, HMEC 305-C, HMEC 322, HMDC 322 and HMEC 400 headsets during mobile use. The BP-04 is fitted with an on/off switch and operation and battery indicators. Four AA size batteries ensure more than 15 hours of reliable operation. With auto shut-off function. This function automatically switches the battery pack off after approx. 1-2 minutes to avoid wasting battery power when the headset is taken down or left unused. The feature auto shut-off is applied for a patent.
	Battery pack	BP-03 P/N 300-500-551	04732
	for powering the NoiseGard? electronics of the HMEC 350, HMEC 355-C, HMEC 372, HMDC 372, HMEC 450, HMEC 300, HMEC 305-C, HMEC 322, HMDC 322 and HMEC 400 headsets during mobile use. The BP-03 is fitted with an on/off switch and operation and battery indicators. Four AA size batteries ensure more than 15 hours of reliable operation.
	Cigarette lighter adaptor		ACX-1
	Adaptor cable to supply power to an HMEC 350, HMEC 355-C, HMEC 372, HMDC 372, HMEC 450, HMEC 300, HMEC 305-C, HMEC 322, HMDC 322 or HMEC 400 headset via cigarette lighter.
	Cigarette lighter adaptor		ACX-2
	Adaptor cable to supply power to two HMEC 350, HMEC 355-C, HMEC 372, HMDC 372, HMEC 450, HMEC 300, HMEC 305-C, HMEC 322, HMDC 322 or HMEC 400 headset via cigarette lighter.
	Cigarette lighter adaptor		ACX-11
	Adaptor cable to supply power to an HMEC 350, HMEC 355-C, HMEC 372, HMDC 372, HMEC 450, HMEC 300, HMEC 305-C, HMEC 322, HMDC 322 or HMEC 400 headset via cigarette lighter. The ACX-11 is fitted with a right-angled connector, a 7.5 A flat fuse and an LED display.
	Cigarette lighter adaptor		ACX-22
	Adaptor cable to supply power to two HMEC 350, HMEC 355-C, HMEC 372, HMDC 372, HMEC 450, HMEC 300, HMEC 305-C, HMEC 322, HMDC 322 or HMEC 400 headset via cigarette lighter. The ACX-11 is fitted with a right-angled connector, a 7.5 A flat fuse and an LED display.
	Windshield	MZW 45	75823
	for all aviation headsets with MKE 45-1 microphones.
	Cable clip	MZQ 2002-1	44740
	GEL Ear pads	GOP	92807
	Ear pads		77966

Variant
	Product	Article No.
	HMEC 355	500563
	Featuring NoiseGard active noise compensation and excellent passive attenuation, the HMEC 355 pilot's headset is an ideal choice for propeller and turboprop aircraft. Connector Variant: XLR-5 connector for Headphones, Microphone and NoiseGard supply.
	HMEC 356	500565
	The HMEC 356 is a pilot's headset with closed ear protector headphones and NoiseGard. Connector Variant: Redel connector for Headphones, Microphone and NoiseGard supply.
	HMEC 352	500567
	The HMEC 352 is a pilot's headset with closed ear protector headphones and NoiseGard? active noise compensation for use in propeller and turbo-prop aircraft. Connector Variant: 1/4" stereo jack connector for Headsphones, PJ-068 connector for Microphone and for NoiseGard? supply.

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