iPhone 6S and iPhone 6S Plus

 iPhone 6S and iPhone 6S Plus (stylized and marketed as iPhone 6s and iPhone 6s Plus) are smartphones designed, developed and marketed by Apple Inc.They were announced on September 9, 2015, at the Bill Graham Civic Auditorium in San Francisco by Apple CEO Tim Cook, with pre-orders beginning September 12 and official release on September 25, 2015. The iPhone 6S and 6S Plus were succeeded by the iPhone 7 and iPhone 7 Plus in September 2016.  

Quick facts: Brand, Slogan …

iPhone 6S
iPhone 6S Plus

iPhone 6S in Rose Gold
Brand	Apple Inc.
Slogan	"The only thing that’s changed is everything."
Generation	9th
Model	6S: A1633 (North America) A1688 (Internatinal) A1700 (China) 6S Plus: A1634 (North America) A1687 (Internatinal) A1699 (China)
Compatible networks	GSM, CDMA, 3G, EVDO, HSPA+, LTE/4G, LTE Advanced/4G+
First released	September 25, 2015;23 months ago
Units sold	13 million in launch weekend
Predecessor	iPhone 6 (Plus)
Successor	iPhone 7 (Plus)
Related	iPhone SE
Type	6S: Smartphone 6S Plus: Phablet
Form factor	Slate
Dimensions	6S: 138.3 mm (5.44 in) H 67.1 mm (2.64 in) W 7.1 mm (0.28 in) D 6S Plus: 158.2 mm (6.23 in) H 77.9 mm (3.07 in) W 7.3 mm (0.29 in) D
Weight	6S: 143 g (5.0 oz) 6S Plus: 192 g (6.8 oz)
Operating system	Original: iOS 9.0 Current: iOS 10.3.3, released July 19, 2017
System on chip	Apple A9
CPU	1.85 GHz dual-core 64-bit ARMv8-A"Twister"
GPU	PowerVR GT7600(hexa-core)
Memory	2 GB LPDDR4 RAM
Storage	16, 32, 64, or 128 GBSK Hynix TLC NAND connected via NVMe
Battery	6S: 3.82 V 6.55 W·h(1715 mA·h) Li-Po 150 min charge time for an average of 8h 15 min use 6S Plus: 3.8 V10.45 W·h(2750 mA·h) Li-Po165 min charge time for an average of 9h 11 min use
Display	6S: 4.7 in (120 mm) Retina HD, LED-backlit IPS LCD, 1334 × 750 pixel resolution (326 ppi) with Dual Ion Exchange strengthened glass and 3D Touch 6S Plus: 5.5 in (140 mm) Retina HD, LED-backlit IPS LCD, 1920 × 1080 pixel resolution (401 ppi), 500 cd/m2 max. brightness (typical), with Dual Ion Exchange strengthened glass and 3D Touch
Rear camera	Sony Exmor RSIMX315 12 MP (1.22 μm), true-tone flash, autofocus, IR filter, Burst mode, f/2.2 aperture, 4Kvideo recording at 30 fps or 1080p at 30 or 60 fps, Slow-motion video (1080p at 120 fps and 720p at 240 fps), Timelapse with stabilization, Panorama (up to 63 megapixels), Facial recognition, Digital image stabilization, Optical image stabilization (6S Plusonly)
Front camera	5 MP, Burst mode, f/2.2 aperture, Exposure control, Face detection, Auto-HDR, 720p HD video recording, Retina flash
Sound	Mono speaker, 3.5 mm stereo audio jack
Connectivity	All models: LTE (Bands 1 to 5, 7, 8, 12, 13, 17 to 20, 25 to 29), TD-LTE(Bands 38 to 41), TD-SCDMA 1900 (F), 2000 (A), UMTS/HSPA+/DC-HSDPA (850, 900, 1700/2100, 1900, 2100 MHz), CDMAEV-DO Rev. A (800, 1700/2100, 1900, 2100 MHz), GSM/EDGE (850, 900, 1800, 1900 MHz), Wi-Fi(802.11a/b/g/n/ac), Bluetooth 4.2, NFC, GPS and GLONASS Models A1633 and A1634: LTE (Band 30)
Hearing aid compatibility	M3, T4
Website	www.apple.com/iphone-6s/