Retevis RB20 - System Specifications

System Specification
Operating System
Language
Antenna
Display size
CPU
Battery capacity
Rx Sensibility:
Max Tx Power
Working Temperature
Storage Temperature
Audio output power
Linux
English
All networks external antenna, GPS antenna built-in
1.77Inch SPI color screen, resolution: 128*160
Quectel
4000mAh
-106dbm
23dBm-25dBm@all up bits
-20---+60°C
-20---+60°C
2W@10% distortion
LTE FDD B1
LTE FDD B3
LTE FDD B7
LTE FDD B8
LTE FDD B20
LTE FDD B28
LTE TDD B38
LTE TDD B40
LTE TDD B41
WCDMA B1
WCDMA 88
GSM
TX:1920-1980MHz
TX:1710-1785MHz
TX:2500-2570MHz
TX:880-915MHz
TX:832-862MHz
TX:703-748MHz
TX:2570-2620MHz
TX:2300-2400MHz
TX:2555-2655MHz
TX:1920-1980MHz
TX:880-915MHz
900MHz
RX:2110-2170MHz
RX:1805-1880MHz
RX:2620-2690MHz
RX:925-960MHz
RX:791-821MHz
RX:758-803MHz
RX:2570-2620MHz
RX:2300-2400MHz
RX:2555-26555MHz
RX:2110-2170MHz
RX:925-960MHz
1800MHz
European version
16