Avent Dect Baby Monitor -Entry Level the most reliable connection to your baby. Our new dect scd501/00 baby monitor delivers complete reassurance by providing the essentials of a baby monitor. The most reliable connection with crystal clear sound and a comforting night light for you and your baby. Night light. Perfect clear sound due to dect technology. Hear every tiny giggle, gurgle, and hic-up with perfect clarity. It technology provides high quality, crystal clear sound so you can hear your baby anytime.