n.蓝牙技术
Separate earpieces, linked to the handset by a Bluetooth radio link, are already growing in popularity. 用蓝牙技术联接手机的分离式耳机已经越来越受人欢迎。
He predicts that, like Bluetooth, wireless charging will initially be offered on high-end devices, before gradually becoming more widely available. 他预测正如蓝牙技术一样，无线充电最初会配备在高端设备中，之后则逐渐得到广泛的使用。
