Never miss a sound with our crystal clear interference free audio baby monitor giving you peace of mind sound level leds alert you visually to any sounds coming from your babys room the wireless range of the bt audio baby monitor 400 keeps you connected to your baby up to 50 metres indoors and up to 300 metres outdoors whats in the box our most compact audio baby monitor comes complete with a parent unit for you a monitor for the babys room two mains power adaptors two rechargeable