Wireless Restaurant Pager System 16 Coasters Receivers For Coffee Dessert Burger Shop Food Truck Clinic Calling System

Features:* Wirele transmiion, easy installation, ready to use after delivery.* Super coverage. Transmiion distance 1000m. High-frequency technology eliminates interference, and the effective signal range in open fields is about 1,000 meters.* Adopt waterproof design to avoid corrosion from tea, oil and water during work.* Built-in 300mAh large-capacity lithium battery, capable of 37 hours of standby.* Super resistant and anti-fall. All internal circuits are reinforced and more stable against drops.* Can be used with 16 receivers, no need to worry about insufficient occasions.Specification:Receiver:Material: ABSStandby time: 37 hoursBattery: 300mAh rechargeable lithium batterySize: 76 * 15 * 12mmMaterial: ABSPower supply: DC 12V/2ASupport extension: 16Launching distance: open 1000mSize: 2*154*39mmPacking included:1 * Wirele Calling System16 * ReceiverNote:1. Due to manual measurements and slight color variations, please allow 1-3 cm (0.4-1.18 inches) difference to suit different display settings.2. Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand.