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19.5V 7.7A 150W Power Supply Charger Compatible with HP TouchSmart 520-1030 520-1020 610-1030y Desktop PC QP790AA 677763-002 HSTNN-CA27 Envy 20-d011 DC7800 DC7900 HSTNN-HA0, 646212-001, 645509-002 : Electronics
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HP launches TouchSmart 520, 420 and 320 all-in-one PCs: pics, specs, prices and release dates - The Verge
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