Don't have Telegram yet? Try it now!
https://jungyong.com/2012/09/05/%ec%95%84%ec%9d%b4%ed%8f%b04s-%ec%9c%a0-%eb%ac%b4%ec%84%a0-%eb%b0%b1%ec%97%85%ec%8b%9c%ea%b0%84-%eb%b9%84%ea%b5%90/
아이폰4s 유 무선 백업시간 비교