OWC 8GB PC3-12800 DDR3L 1600MHz SO-DIMM 204 Pin CL11 Memory Module Upgrade Compatible with iMac, Mac Mini, and MacBook Pro (OWC1600DDR3S8GB) at Amazon.com
8GB (1x8GB) DDR3-1600MHz PC3-12800 2Rx8 SODIMM Laptop Memory by NEMIX RAM at Amazon.com
QNAP 8GB DDR3 RAM, 1600 MHz, SO-DIMM - QNAP Direct
Silicon Power Hynix IC Compatible for Apple DDR3 DDR3L 16GB (2 x 8GB) RAM 1600MHz (PC3 12800) 204 pin CL11 1.35V Non ECC Unbuffered SODIMM Laptop Notebook Memory RAM Module Upgrade at Amazon.com
ZiFei ram DDR3 DDR3L 8GB 1600MHz 1866MHz 1333MHz 204Pin 1.35V SO DIMM for Laptop memory|RAMs| - AliExpress