Item Type: Pager System <br>Material: ABS <br>Frequency: 433MHz <br>Standby Current: 60mA ± 10mA <br>Transmission Current: 100 mA <br>Voltage: 100-240V1、1000 Meters Working Distance: Pager system external antenna, open area working distance is about 1000 meters (3280 feet). <br>2、999 Different Codes: The Pager system sends 999 different codes by a combination of numbers 0?9. <br>3、ABS Material: Restaurant pager is made of high quality sturdy ABS material, which is wear resistant and durable, and can be used for a long time. <br>4、Scope of Application: Wireless calling system is suitable for replacement of SU?668 SU?669 SU?680 SU?668S SU?669S food fetcher numeric keypad transmitter. <br>5、Applicable Scenarios: Wireless calling system application places restaurants, tea houses, banks, coffee shops, milk tea shops, factories, hospitals, service halls and other calling and queuing places.<p>1 x&nbsp;Pager&nbsp;System</p><p>1 x Power Adapter</p>