MJY test Tech.co., Ltd.
Beijing Jianglanbo Sales Co Ltd.Come On 0702
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How it works
system configuration
(1) Transmitter--- YK500-4H (for guest use)
(2) Signal Receiver---ZJ-41E (for finacial use)
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.
Specifications and pictures
Transmitter-- YK500-4H
Specifications
| YK500-4H | Specifications | |
 | Working voltage | DC12V (23A12V*1) |
| Working current | ≤17mA±5mA | |
| Encoded mode | learning code | |
| Modulation Method | Amplitude modulation (OOK) | |
| Working temperature | -10℃~+50℃ | |
| Working frequency | 433.92MHz | |
| Size | 66*62.5*24mm | |
| Color | Brown | |
Signal Receiver---ZJ-41E
Specifications
| ZJ-41E | Specifications | |
| | Voltage | DC3.6-4.2V 3.7V Lithium Battery |
| Frequency | 315MHz or 433.92MHz | |
| Sensitivity | 108±2dBm | |
| Decoding | Learning Code | |
| Capacity | Support 126 transmitters | |
| Alert mode | beep, vibration | |
| automatic detection of battery charge | ||
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