Apple iPhone 5s is based on iOS 7 and packs 16GB of inbuilt storage. The Apple iPhone 5s is a single SIM (GSM) smartphone that accepts a Nano-SIM card. The Apple iPhone 5s measures 123.80 x 58.60 x 7.60mm (height x width x thickness) and weighs 112.00 grams. It was launched in Black, Gold, Grey, Silver, and Space Grey colours. It bears a metal body. Connectivity options on the Apple iPhone 5s include Wi-Fi 802.11 a/b/g/n, GPS, Bluetooth v4.00, Lightning, 3G, and 4G (with support for Band 40 used by some LTE networks in India). Sensors on the phone include accelerometer, ambient light sensor, compass/ magnetometer, gyroscope, proximity sensor, and fingerprint sensor.