HR4420/i/p Installation Guide
11
4 General Specifications
Model numbers
81-HR4420-SSEU-00 (HR4420)
81-HR4420-SSEU-01 (HR4420i)
81-HR4420-SSEU-02 (HR4420p)
Power supply
12V DC / 1.5A
Dimensions
W187 x D137 x H44 mm
Weight
0.76Kg
Operating temp.
range
-20 to +50 degree Celsius
HR4420
-
WAN interface
Category 5 2Mb HSUPA
MO 0301: 850 / 1900 / 2100 ( Rx diversity) MHz
MO 0302: 850 (Rx Diversity) / 1900 (Rx Diversity) / 2100 MHz
Equalization and Rx Diversity at the same time
Category 12 (QPSK) 2100 MHz HSDPA (max 1.8Mbps
downlink).
Quad-band GSM 850/900/1800/1900 MHz EDGE (E-GPRS)
multi-slot class 10 (max 236.8 kbps downlink), mobile station
class B, modulation and coding scheme MCS1-9.
HR4420i
-
WAN interfaces
As HR4420 plus:
Full duplex 2B+D S/T interface transceiver (according to ITU-
T I.430). LAPB and LAPD support. Non-auto mode,
transparent mode, extended transparent mode.
HR4420p
-
WAN interface
As HR4420 plus:
14.4 kbps fax modem. V.92 compliant, backwards compatible
with earlier protocols. V.44 data compression, v.42 LAPM and
MNP 2-4 error correction.
USB ports
Three-port USB 2.0 Full-speed Host (OHCI) (12 Mbits per
second maximum throughput)
Ethernet interface
10/100Base-T auto-sensing, auto-MDI/MDX (RJ45)
Serial interface
Sync/Async RS232 compatible via 25-way D socket
