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Wireless Calling System for Coffee Shop with 1pcs Receiver Host 4pcs Watch Receiver 1pcs Signal Repeater 42pcs Call Button F3290D 4F3288B F4408A 42F3285C Description: This receiver host has advanced number speaker function, can clearly read the number, function, and suitable for different places. The system adopts learning code technology which can be paired easily and freely. Receiver Host Features: Independent storage avoiding data lost Advanced working mode with letter display Adjustable volume High receive sensitivity LED tube display, easy to read Receiver Host Specification: 1. Receiving sensitivity: -110dBm 2. Reception band: 433MHz 3. Working voltage: DC9V 1A 4. Working current: < 600mA 5. Standby current: < 60mA 6. Decoding mode: learning code 7. Color: sliver 8. Modulation: AM 9. Max number connected to pager: 999pcs 10. Size: 195 x 130 x 30mm / 7.7 x 5.1 x 1.2 in 11. Weight: 313g / 11oz Watch Receiver Features: RF wireless technology Dot matrix LCD screen Up to 999 chan
