A busy line, including a telephone body on the phone, which is characterized in that the phone body also comprises a busy line preventing device, the device includes a busy, trigger, and the trigger is connected with the chip, a speaker connected with the chip and display device, the chip is connected set a button. When in use, pick up the phone, then trigger chip, the beginning of time, when the time arrived at the set time, the chip sends a signal to the speaker and the speaker will display and display of sound and light tips, prompts the user to hang up or continue to use the phone, if the phone is not good, then people will according to the that hang the telephone, to prevent false telephone hang.
【技术实现步骤摘要】
【技术保护点】
一种防占线电话，包括一个可以接打电话的电话机本体，其特征在于，所述电话机本体还包含一防占线装置，所述防占线装置，包括一个触发器，与触发器连接的芯片，与芯片连接的扬声器和显示器，所述芯片还连接一设置按钮。
【技术特征摘要】
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