MacBook Pro 15-Inch A1398 Retina Mid 2012 MD831LL/A 2.7Ghz i7 i7-3820QM 8GB Logic Board 820-3332-A adjustable headstrap Powered by a 5V USB

Powered by a 5V USB power bank which doubles as a portal charger

Rainproof- IPX4

and a 336k BTU heat output from propane gas

promoting cell regeneration and reducing the appearance of fine lines and wrinkles

Operating optimally at speeds between 1600rpm and 2400rpm

MacBook Pro 15-Inch A1398 Retina Mid 2012 MD831LL/A 2.7Ghz i7 i7-3820QM 8GB Logic Board 820-3332-A adjustable headstrap Powered by a 5V USBMacBook Pro 15" A1398 Retina Mid 2012 MD831LL A 2. 7Ghz i7 i7 3820QM 8GB Logic Board 820 3332 A This Logic Board was pulled from a tested and working Mid 2012 15" A1398 MacBook Pro Retina Model. Please check to verify compatibility with your machine before purchasing. Specifications: 2. 7GHz i7 3820QM Processor 8GB 1600 MHz DDR3 SDRAM Intel HD Graphics 4000 graphics processor NVIDIA GeForce GT 650M Compatibility: MacBook Pro 15" Retina A1398 Mid 2012