Philips SCD721/26 DECT baby monitor Indoor range: up to 50 m Outdoor range: up to 330 m Integrated LED alarm 5 LEDs for noise level indication Soothing night light and soothing lullabies Intercom function vibration mode Battery charge indicator Operation: rechargeable battery / 2x AA batteries LCD display Parent unit operating time: up to 18 hours Parent unit charging time: up to 10 hours