Wilreless emergency service calling system with watch receiver
USD $40 - $100 /Set
Min.Order:1 Set
Beijing Yinhe Jinyuan Science & Technology Developing Co., Ltd.
Wilreless emergency service calling system with watch receiver
Features
1.Use SAW DEVICE aeronautical communications device to ensure stability of signal transmission
2.Super stability registration technology, aviod garbled phenomenon
3.Built-in anti-channel mixing function
4.resistance against temperature and humidity changing.Safe and stable
5.Flexible Coding.Coding could be changed for different application
Specifications
HCM301 | Specifications | |
Size | 60*60*17mm | |
Color | Sliver | |
Weight | 0.04kg/ea | |
Battery | 23A12V | |
Frequency | 433.92Mhz | |
Distance | 500m open area | |
Key name | Service,Call, Cancel | |
Output power | ≤10 mw | |
Frequency deviation | 0.5Mhz | |
Codec | Registration |
Display receiver(HCM5000)
Specifications
HCM5000 | Specifications | |
Size | 17*45*55mm | |
Color | Black | |
Frequency | 433.92MHz | |
Consumed Electricity | 1mA | |
Material | PC | |
Keys | Two keys | |
Screen | Color LED | |
Power supply mode | micro USB | |
Power | 1.5V 750mA | |
Stand-by time | 10 days | |
Battery Volume | 320mAz | |
Receiver sensibility | -108dBm | |
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The call button is for guest .
The signal receiver is for waiter or waitress .
This wireless transmitter bells are typically placed on or attached to each table.When a guest wants his or her server, he/she presses the button of a service bell, which sends a signal to the central receiver. The Receiver displays numbers, usually table numbers, which the guest has sent, and flashes briefly and beep sounds to indicate that a new call has been received.