With the Philips Avent DECT Baby Monitor SCD 510 you can enjoy complete peace of mind. It enables you to maintain a secure connection with your baby at all times even when you are out of the room. With its crystal clear sound, these monitors guarantee no interference or interruption from any other product over a range of up to 330 meters. • DECT technology guarantees zero interference • Up to 24 hour operation time before recharge • Extra long range for total mobility • Stay connected with talk back • Soft glow comforts baby if it wakes • LEDs light to signal noise levels