Long-range and reliable two-way intercom system for homes, elder care, and offices. Tested performance includes up to 1000 m in open areas and 20-100 m indoors, with the ability to work through walls and across 8 floors. Smart Home Intercom System with two charging docks, clear talk and battery status lights, and intuitive controls. The completely wireless design is easy to use for all ages, from children to seniors, and fits seamlessly into daily routines. Long-Lasting 2-Way Voice Intercom. Powered by a built-in 1800mAh rechargeable battery, it delivers up to 1 week of normal use (5 calls per day) or 3-5 days in standby, ensuring dependable communication whenever you need it. Customizable Connectivity. Dual-frequency selection (462/434 MHz) helps avoid interference, while 38 ringtone options and 3 adjustable volume levels let you personalize your experience. Note: units operate in pairs and are sold as a set. Use scenarios - In a multi-story home to communicate between kitchen, living room, and bedrooms without shouting. - In elder care settings to check in with caregivers from different rooms or floors. - In small offices or clinics to page staff across different work areas quickly and quietly. Key attributes at a glance - Function: two-way voice intercom with long-range capability and wall-through communication - Compatibility: operates in pairs, sold as a set - Power: built-in 1800mAh rechargeable battery with up to 1 week of normal use or 3-5 days standby - Connectivity: dual-frequency (462/434 MHz) to minimize interference - Customization: 38 ringtones and 3 adjustable volume levels - Design: two charging docks, clear talk and battery status lights, completely wireless - Applications: homes, elder care, offices, small facilities