趣聽精彩世界：入住酒店,手機代替房卡

Business insider.com: Hilton Worldwide Holdings Inc. is placing a $550 million bet that hotel guests increasingly will use smart phones to choose rooms, check in and even unlock doors.

手機代替房卡

The company plans to announce this week new technology intended for its 4,200 properties world-wide. Targeting younger travelers, Hilton is aiming to leapfrog competitors that already have rolled out new services like turning mobile phones into room keys.