Announcer bell alarm and anti-theft alarm 1.Microphone record or Line-in record 2.Can store 207 piece slogans,music or other Voice Prompt With Sensor (WT6120F10) record bell, Announcer bell alarm,bell ,anti-theft alarm ,security alarm ,security system Features * Loop and support WAV format* Can store 207 piece slogans, message or music, and easy to change.* A sound of distinct pitch as H1-F1.* ...