Tag: 홈가전

  • How to Use Dual SIM on Your iPhone

    How to Use Dual SIM on Your iPhone

    The iPhone was first introduced by Steve Jobs at the Macworld Conference and Expo in June 2007. The black rectangle that resembled a pocket calculator first appeared interactive with a touch screen. Jobs slid his fingertip across an on-screen arrow and the phone unlocked with a tap of the finger. At first, this interaction seemed […]