Radio Technology Direct Sequence Spread Spectrum (DSSS) Antenna 1 x Detachable Dipole Antenna Transmit Power 15dBm ± 2dBm LAN Interface 4 x LAN, 1 x WAN Cabling Category 5 / 5e or above, 2-Pair Microphone / Speaker Bi-directional Built-in Microphone and external Microphone / Speaker LED Indicators 6; PWR / SYS, LAN (1~4), WAN Power 9V DC, 700mA Temperature Operating: 0 ~ 40 Degree C Humidity Operating: 10 ~ 90%, non-condensing Dimensions (W x D x H) 186 x 119 x 29 mm Weight 200g Emission FCC class B, CE-mark