The range is also sufficient. The "channel" is about 2-3 meters from the cot and the "receiver" we can receive our child in super sound quality on the ground floor, the basement and even out into the garden in the nursery on the second floor. Even the Schlummerlicht is a great device function.
It when the Empfängergerat would charge the battery batteries during power operation equal with would be nice. Batteries last for quite some time but until they again have to load.