The Apple iPhone 6s is a single SIM (GSM) smartphone that accepts a Nano-SIM. Connectivity options include Wi-Fi, GPS, Bluetooth, NFC, 3G and 4G (with support for Band 40 used by some LTE networks in India). Sensors on the phone include Compass/ Magnetometer, Proximity sensor, Accelerometer, Ambient light sensor, Gyroscope and Barometer.
iPhone data recovery toolkit is definitely your best choice. This is a software that focuses on the mobile phone industry. It has many functions, powerful functions and strong practicability. Such as restoring data, repairing system, backing up data, extracting data from backup, etc.
iPhone Data Recovery is the world's No.1 data recovery tool which allows you to Recover Deleted Text Messages, Photos, Videos, Contacts, Notes, Calendars, Call history, Voice Memos, Reminders from iPhone, iPad, iPod touch and Their Backup Files. So, you can one click to recover messages from iphoned 6s with this tool.