| Power source | emitter:12V/DC Receiving:230V/AC 110V.AC | Distance | ≥30m(wide place) |
| Sound volume | 70dbMax(adjustable) | ||
| Power frequency | 50/60HZ | Sound type | "DINGDONG" |
| Working frequency | 315MHz 433MHz |
The size of product:
TEST AND USAGE
1. Before using, open the battery lid according to the mark on the surface. Fix the battery into the emitter according to the specification required and the polarity mark.Plug in the receiver according to the specification required, the receiver's red indicator lights, which show it is normal.
2. Press the emitter key, the emitter's indicator will light, and the receiver give the sound "DINGDONG", at the same time the receiver's indicator flash.
3. If the test is normal, button the battery lid and then you can use it.
The APPROVAL OF PRODUCTS:
The workshop overview:
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