Your Search: -it-can-work-as-baby-security-monitor-and-spy-surveillance-system.-Specification:-Monitor-Receiver:-System:-PAL/NTSC-Receiving-Frequency:-CH1=2414MHz-;-CH2=2432MHz-;-CH3=2450MHz-;-CH4=2468-Current-consumption:-250mA-550mA-Receiveing-sensitivity:--88dbm-Antenna-input