📈Efficient queuing: Transmitter pairs up to 998 pagers, 16 charging slots, reduces queues. 📶OOK modulation, 400m/1312ft long-range stable signal. 🔔7 prompt modes (beep/vibration/flash combo), 1-999s customizable time. 🔋200mAh rechargeable battery, 15h runtime + power switch. 🖱️Sensitive touch keypad, easy to clean; 999+call to turn off all pagers. 📋Up/down keys to check call logs, re-call directly. 🔧Dedicated setting button, one-key menu, user-friendly even for beginners.