Check the listing for details. SINGCALL Wireless 2 Pcs Sound Strobe Flash Siren Security System with 4 Pagers. Color: White, Condition: New. Listed at 99.99 USD. SINGCALL Security Alarm System Description How to work:SINGCALL Paging System Service Bell Restaurant Table Calling Button is widely used in the service area.It includes the button for guests to use and the signal receiver for waiters to use. When the guest is in need, he or she just presses the button near him or her, his or her desk number will be displayed with music or vibration. When a pager sends a wireless signal to the receiver, Wireless Calling System will alert the caregiver that assistance is required. SINGCALL Restaurant Table Calling Button for Restaurant, Cafe, Fast Food Restaurant, Hotel, Golf Club, Bar, Night Club, Internet Cafe, Game Room, Karaoke, Hospital, Factory, Office, Anywhere needs attention of waiter. Have you ever been in a situation that you are ready to take your order in a restaurant but cannot find the waiter or waitress anywhere? The SINGCALL Restaurant Table Calling Button for sale can solve your problem. APE520C: Design with square and round, flexible and simpleCalling by touch, easy and convenient360 degree water-proof, call at any time and placeSimple pushing bottom shows the humanized design Designing with square and round, owning the simple and fashionable appearance 86mm*86mm flexible square with big round button of 50mm diameter, letting simple enlarge fashion.Super big touching button, make calling more convenient.2 Buttons, with call and cancel buttonThe super big attractive button with 50mm diameter, and the sensitive touching reaction , making the calling more convenient. Full water-proof handling and simple pushing bottom base showing the humanized design360 degree water-proof handling and the simple pushing bottom base without screws showing the humanized design and making it simple to change batteries.Simple registration, far transmitting distanceSimple and stable login mode, the phenomenon of messy code does not appear. Signal is stable and long distance. The Basic Information of APEJ008 & APE520C J008:1. Input Voltage:DC9-15V2. Build-in Battery: Ni-Hi AAA*6DC 7.2V3. Standby Current: