Key Features of the Switel Wireless RF transmission (up to 150 meters under perfect conditions) 2 channels selection Voice activated transmission with sensivity tuning Transmitter with power adaptor- or battery operation (batteries not included) Receiver with power adaptor- or battery operation (batteries not included) Receiver volume control Belt clip on the receiver Night light on the transmitter unit Switel BCE25 Baby Phone is ideal formonitoring your baby at night with its adjustable sensor settings & the built in nightlight. The BCE25 means that you can walk around the hosue & cary on with daily activiteis knowing that when the monitor goes off your little one needs attention, the selectable sensor settings prevents false alarms when your baby is just stirring. The baby unit have a built in nightlight & is shaped like a bunny to soothe your baby & to be more friendly at night, the light calm your baby & help them sleep & offrs low level light for parents without disturbing your baby's sleep. The monitor has a range of 150 meters