Huawei B311-221 Product Description page 13

HUAWEI B311-221 LTE CPE
Product Description
Item
Input impedance
Standing wave ratio
Main antenna
efficiency
Diversity antenna
efficiency
Issue02 (2019-08-15)
Description
 B1: UL 1920–1980 MHz DL 2110–2170 MHz
 B3: UL 1710–1785 MHz DL 1805–1880 MHz
 B7: UL 2500–2570 MHz DL 2620–2690 MHz
 B8: UL 880–915 MHz

B20: UL 832–862 MHz
TDD LTE
 B38: UL 2570–2660 MHz DL 2570–2660 MHz
UMTS
 B1: UL 1920–1980 MHz DL 2110–2170 MHz
 B8: UL 880–915 MHz
GSM

B2: UL 1850–1910 MHz DL 1930–1990 MHz
 B3: UL 1710–1785 MHz DL 1805–1880 MHz
 B5: UL 824–849 MHz
 B8: UL 880–915 MHz
50 Ω
< 3
LTE

B1: -1.5 dB

B3: -2.5 dB
 B7: -2.5 dB
 B8: -2.5 dB
 B20: -2.5 dB
 B38: -2 dB
UMTS

B1: -1.5 dB
 B8: -2.5dB
GSM
 B5/B8: -2.5 dB
 B2/B3: -2.5 dB
LTE
 B1: -2.5 dB
 B3: -2.5 dB

B7: -2.5 dB

B8: -3 dB
 B20: -2 dB
 B38: -2 dB
UMTS
 B1: -2.5 dB
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2 Technical Specifications
DL 925–960 MHz
DL 791–821 MHz
DL 925–960 MHz
DL 869–894 MHz
DL 925–960 MHz
5