Product Details 1. Long-range communication with tested 300m range, penetrates walls and floors for clear communication from 1st to 8th floor, suitable for elderly care, home and office use 2. Slim 18mm thickness, slimmer than similar 22mm+ products, with high-gloss UV-treated surface and plastic + silicone button structure for comfortable tactile experience 3. User-friendly design with talk light and battery light display for easy monitoring, comes with charging dock for smart charging 4. 1800mAh polymer lithium battery provides about 1 week working time with normal use (5 calls per day), 3-5 days standby time for reliable use 5. Two frequency options (462MHz and 434MHz) to avoid interference, 38 ringtone options and 3 adjustable volume levels for ringtones and call volume Specification 1. Material: Plastic 2. Colour: White Silver 3. Thickness: 18mm 4. Battery: 1800mAh polymer lithium battery 5. Battery Powered: DC5V/1A 6. Working Temperature: -20°C to 55°C 7. Transmission Distance: Approximately 1000 meters open space, 20-100 meters partition walls, 1-8 floors 8. Working Frequency: B-gear 462MHz, A-gear 434MHz 9. Working Time: About 1 week per charge 10. Charging Time: Approximately 5 hours when fully charged 11. Standby Time: 3-5 days 12. Sound Adjustment: 3rd gear adjustable 13. Music Ringtones: 38 ringtones 14. Ring Volume: Level 3 adjustment (standby machine volume adjustment key) 15. Call Sound: Level 3 adjustment (adjust volume key during call operation) Package Contents 1. 2x Home intercom pager Warm Tips 1. The two devices must be used together and cannot be used separately 2. Light reflection and different displays may cause slight color difference between the picture and the real item 3. Please allow slight dimension difference due to manual measurement, with an error of +/- 1-3cm