In 2009, the us Federal Communications Commission warned of a looming spectrum crisis: because our mobile devices are so data-hungry we will soon run out of radio-frequencybandwidth.
The radio provides interoperability and compatibility with IP-based systems and has an extended radio-frequency range and narrow-frequency bandwidth operating modes.
电台提供可以与基于IP的系统的互操作和兼容，并已扩大电台频率范围和窄频带宽操作模式。
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The radio offers interoperability and compatibility with Internet Protocol-based systems and has an extended radio-frequency range and narrow-frequency bandwidth operating modes.