手机的发展似乎越来越快，人们不断地赋予这个小精灵更多的灵气，使人们在日常生活中越来越离不开它。近日深圳市大十字科技发展有限公司在其产品推介会上又推出一种手机新配件——手机无线耳机。您可以将手机放在手提包或衣服口袋中（不同型号的手机有不同的接口设备，可以随 The development of mobile phones seems to be getting faster and faster, people continue to give the elf more aura, so that people in their daily lives more and more inseparable from it. Recently, Shenzhen Grand Cross Technology Development Co., Ltd. in its product promotion has introduced a new mobile phone accessories - mobile wireless headset. You can put the phone in a handbag or clothes pocket (different models of mobile phones have different interface devices, you can