Bought for semi disabled parents to call their guardian. The included neck/wrist straps offer good mobile paging capabilities and the doorbell unit mounts conveniently next to your bed, desk or favorite chair. The range is decent but depends on how strong your walls are (internal and especially external). Each receiver can be assigned different tones from each transmitter, but pairing can be quite a pain (the last tone is set on the receiver). transmitter for pairing). I don't see a way to fix this without adding a more serious microprocessor. Also, it would be nice to have at least one receiver set up as a desktop system (the receiver doesn't have a cable, so you can see it a lot). Extension cord required) with power supply and cord. In general, a fairly working paging system.
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