Lithium-ion battery providing talk-time of 24 hours on 3G networks and standby time of 384 hours Technical Details OS iOS 9, upgradable to iOS 9.3.2, planned upgrade to iOS 10 RAM 2 GB Item Weight 191 g Product Dimensions 15.8 x 0.7 x 7.8 cm Item model number iPhone 6s Plus-cr Connectivity technologies 4G bands LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 29(700), 30(2300) – A1633, 3G bands HSDPA 850 / 900 / 1700 / 1900 / 2100, 2G bands GSM 850 / 900 / 1800 / 1900 , Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot, Bluetooth v4.2, A2DP, LE, GPS, NFC, USB v2.0, reversible connector Special features Video Calls,Single SIM,GPS,Music Player,Video Player,Touch ID fingerprint sensor,Barometer,Gyroscope,Accelerometer,Proximity sensor,Ambient light sensor,E-mail Form factor touchscreen Weight 191 Grams Colour Silver Battery Power Rating 2750 Whats in the box Handset, Charger, EarPods, Lightning to USB Cable and Documentation