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Earlink Hearing Assistive Technology Web Store Presented by Hearing Resources |
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Stand-Alone Doorbell Notification Systems
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Sonic Alert DS-70 Doorbell System The DS-70 is a wired doorbell sensor from Sonic Alert. This sensor is similar to the DS-700 wired doorbell sensor from Sonic Alert except it does not send a signal to remote receivers. This model is best used in studio apartments and dorm rooms that will only need one light for signaling. |
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