Specifications: Transmitting frequency:2400MHz~2483.5MHz Modem mode:802.11b:DSSS(CCK, DQPSK, DBPSK), 802.11g/n:OFDM(BPSK, QPSK, 16QAM, 64QAM) Transmission distance with no obstacle:>150m Frame rate:30fps Video resulutions:VGA Video compression:H.264 Wireless protocols:IEEE 802.11b, IEEE802.11g, IEEE802.n(1T1RModes) Power supply:DC9~30V Consumption current:150mA(MAX) Encyption mode:WPA2 Rainproof:YES. Operation tempreature:-10~+50� Operation humidity:15%~85% RH