VTech DM221-2 Safe & Sound Digital Audio Baby Monitor with 2 Parent Units *Safe & Sound Digital Audio Baby Monitor with 2 Parent Units *• 3-piece baby monitoring system;• DECT 6.0 digital technology eliminates background noise & prevents interference;• Extended range up to 1,000ft ;• Vibrating sound alert & backlit display on the parent unit;• 5-level sound indicator helps to monitor room noise level even with the unit muted;• Night-light on loop of baby's unit;• Volume control;• Talk back intercom system from either parent unit to baby's unit;• Belt clip for carrying parent's unit;• Rechargeable batteries with up to 18 hours of monitoring time;• Includes 3 AC adapters; * WARRANTY: ONE YEAR