-2.4GHz USB Wireless Camera -4-channel operation -Support real time image output -Built-in microphone -CE,FCC,RoHS Details of 2.4GHz USB Wireless Camera* Dual Output Mode: USB for PC and AV for TV/Monitor * High speed MPEG 4 compression,support real time image output * Built-in microphone for audio monitoring* 4-channel operation allows multiple (1-4) camera systems (optional)* Long operation ...