Specifications; Hardware Specifications - Hitachi EM-G21 User Manual

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8.2 Specifications

8.2.1 Hardware Specifications

Item
WAN port Physical interface
Number of ports
Standard
Wired
Physical interface
LAN port
Number of ports
Standard
Wireless
IEEE802.11b
LAN port
IEEE802.11g
IEEE802.11n
Antenna
USB port Physical interface
Number of ports
Standard
Data rate
Output power
Lamp
POWER
ALARM
PPP
WLAN
WAN
STATUS1
STATUS2
STATUS3
LINK
100/1000BASE-T
Button
WLAN
INIT
Casing
Operating environment
Main unit dimensions (mm)
Main unit mass (kg)
Power supply
(Rate of AC adapter)
Power supply
(Rate of the Gateway)
Power consumption
Content
8-pin modular jack (RJ-45)
1
Autonegotiate among 1000BASE-T, 100BASE-TX, and 10BASE-T
(IEEE802.3ab, IEEE802.3u, and IEEE802.3)
8-pin modular jack (RJ-45)
4 (under built-in switching hub)
Autonegotiate among 1000BASE-T, 100BASE-TX, and 10BASE-T
(IEEE802.3ab, IEEE802.3u, and IEEE802.3)
 Frequency band: 2.4 GHz (2402 to 2474 MHz)
 Number of channels: 1 to 11
 Modulation: Direct sequence spread spectrum (DSSS)
 Data rate: 11/5.5/2/1 Mbps (auto sensing)
 Frequency band: 2.4 GHz (2402 to 2474 MHz)
 Number of channels: 1 to 11
 Modulation: Orthogonal frequency division multiplexing (OFDM)
 Data rate: 54/48/36/24/18/12/9/6 Mbps (auto sensing)
 Frequency band: 2.4 GHz (2402 to 2474 MHz)
 Number of channels: 1 to 11
 Modulation: Orthogonal frequency division multiplexing (OFDM)
 Data rate:
 HT20: 144.4/130/117/104/78/72.2/65/58.5/52/39/26/19.5/13/
6.5 Mbps (auto sensing)
 HT40 (dual channel): 300/270/243/216/162/150/135/121.5/
108/81/54/40.5/27/13.5 Mbps (auto sensing)
Diversity/multiple-input and multiple-output (MIMO) with 2 transmit
and 2 receive antennas (built-in)
Right Angle to Type A Female
2
USB 2.0
480/12/1.5 Mbps (high/full/low speed, auto sensing)
5 V, 500 mA per port
See Section 1.2.
Versatile for standing and wall-mounting installations
 Ambient temperature: 0 to 40 °C
 Ambient humidity: 20 to 80 %, no condensation
Approx. 40 (W)  149 (D)  135 (H) excluding protrusions
Up to 0.4
Mains 100 to 120 V ac, 60 Hz
12 V dc, 1.3 A (supplied from AC adapter)
Up to 10 W (including AC adapter and excluding USB devices)
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