4 Appendix 1 Technical Specifications
Item
DH-PFM889-I
DH-PFM889-IM
Wireless
Standard
IEEE802.11 b/g/n
(
2T2R
)
IEEE802.11 a/n/ac
(
2T2R
)
IEEE802.11 b/g/n
(
2T2R
)
Working frequency
2400~2500MHz
(
support frequency extension, extension
range 2312~2732MHz
)
5745~5825MHz
(
support frequency extension, extension
range 4900~6100MHz
)
(only supported by DH-PFM889-IM)
Antenna
Built-in Omnidirectional antenna: gain 3dBi
Output power
27dBm
Receive sensitivity
11b
:
-97dBm@1Mbps
11n
:
-72dBm@MCS7
11b
:
-93dBm@1Mbps
11g
:
-92dBm@6Mbps
11a
:
-91dBm@6Mbps
11n
:
-74dBm@MCS7
11ac
:
-67dBm@MCS9
Max
transmission
speed
11n
:
300Mbps(40M
channel width)
11ac
:
867Mbps
(
80M channel width
)
11n
:
300Mbps(40M channel width)
Hardware
Working voltage
48V PoE or 12V DC
48V PoE or 48V DC
Port
3×10/100M
Base-TX (Cat. 5/5E
,
RJ-45) network port
2×10/100/1000M Base-TX (Cat.
5/5E
,
RJ-45) network port
Working
temperature
-30
℃~
+65
℃
Storage temperature
-40
℃~
+85
℃
Working humidity
5%
~
95%RH non-condensation
Dimension
150*150*31.6mm
Software
Encryption mode
WPA-PSK/WPA2-PSK