PNI Audio baby monitor PNI B5500 PRO wireless, intercom, with night lamp, vox and pager function

-26 °C ~ +80 °C Power supply: DC 5 V /1A or 3 x AAA battery Built-in microphone: yes Built-in speaker: yes Dimensions/weight: 70 x 40 x 100 mm / 83 g Night light: yes VOX function: yes Pager function: yes Parent unit features Range of action in the open field: up to 100 m Operating temperature: -26 °C ~ +80 °C Power supply: DC 5 V/1 A or 3 x AAA battery Built-in microphone: Yes Built-in speaker: Yes Dimensions/weight: 70 x 40 x 100 mm / 84 g The package includes User manual: Yes Child unit: Yes Parent unit: Yes Power cable: Yes, 2 x USB2.0/Micro-USB.