Retekess TD105 Restaurant Pager System,Wireless Caregiver Pager,15-Level Volume Adjustment,Max 999,5 4-Key Call Button for Restaurant,Clinic,Bar,Hotel

* Retekess TD105 restaurant call system can add up to 999 call buttons; compatible with all Retekess call buttons; you can add emergency call buttons to the paging system at any time * Wide range of action; high receiving sensitivity; in open areas; coverage up to 305m or 1000ft; stable signal; can be widely used in restaurant; hospital; clinic; bar; cafe; wineries; hotel * Level 1-15 volume adjustment; external audio and alarm devices; set according to your needs; freely adjustable; suitable for various places * 6 partition modes; 7 voice prompts; quiet coffee shop; noisy bar; serious clinic; satisfy various service industries; set a working mode that suits you * Waterproof alarm call button; accept accidental overflow of water stains or soup; allow to put in the bathroom; just press the button to ask for help; easy to use and convenience