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My Defender 21157 Specs

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Get a Defender 21157 Replacement on eBay
Defender 21157 specs with the full Connected 16-Channel 960H 2TB Surveillance System with (16) 800TVL Camera specs are available. Download the owner's manual to obtain all relevant specifications for the Connected 16-Channel 960H 2TB Surveillance System with (16) 800TVL Camera product.