Specifications

10
4. Specifications
Hardware &
software
WAN module: M14QS
LTE CAT1(B2/4/5/12/B25/26), B4/12 are roaming
bands for ATT
GPS/GLONASS/aGPS
USIM 3FF
Microcontroller
STM32 F030
Backup
battery
ADC/UART/SPI/I2C/GPIO
5 power mode control
Li-ion battery
Spec: 170 mAh/3.7 V
Max discharge current: 5 C
Operation temperature range: –10°C to +60°C
Buzzer
Electro-magnetic buzzer
Operating voltage: 3 V to 6.5 V
Resonant frequency: 2700 ± 300 Hz
Sound output at 10 cm: ≥ 83 dBm
Mechanical Dimensions: 92.8 mm × 60 mm × 16.5 mm
Interface:
8 wires: Vin, GND, Open drain output, GPIO6, GPI,
GPIO4, GPIO5, GND
Micro
-
USB: For manufacture and debugging
Others Operating temperature: –20°C to +75°C