Apple iPhone 6S Silver 64GB A1688 MKQP2B/A 4.7 inch Retina HD Touch ID finger
Model: A1688. Inside is Apple’s A9 chip with 64-bit architecture and an embedded M9 motion coprocessor. Storage on this model is 64GB (non-expandable). The phone supports GSM, UMTS, TD-SCDMA and LTE (FDD & TD).