我猜下，可能老的用的是2.4g，接收範圍大些。速度當然也慢些。新機用的是5ghz。

來源: hot_powerz 於 2018-10-28 21:58:51 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.