3M 2210 manual Technical Information, Optional Accessories, remove batteries for long-termstorage

Technical Information:
Active Frequencies:	574.9 Hz and 32768 Hz (Actual)
Passive Frequency:	50/60 Hz Power
Battery Life:	Receiver:		84 hours, typical (Normal audio level)
	Transmitter:		50 hours, typical (Normal output)
			10 hours, typical (High output)
Recommended
Batteries:	Duracell MN1500 AA Alkaline
	Duracell MN1400 C Alkaline
Temperature Range: Operating:			-4°F to 122°F (-20°to 50°C)
	Storage:		-40°F to 158°F (-40°to 70° C)
	(remove batteries for long-term storage)
Receiver Weight:	3 lbs.	14 oz. (1.75 kg)
Transmitter Weight:	5 lbs.	9 oz.	(2.52 kg)

Optional Accessories:

3º Dyna-Coupler Kit: 3019 (includes 3º Dyna-Coupler, Cable and Accessory Pouch)

1º Dyna-Coupler:	3005
6º Dyna-Coupler:	1196 (includes 6º Dyna-Coupler and Pouch)
Active Duct Probe	3229

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