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// TRM250 is an industrial grade cellular modem with multiple LPWAN connectivity options. It features NB-IoT, LTE Cat-M1, and is backward compatible with EGPRS (2G).

// It offers an extremely long lifecycle, low power consumption, and is the most flexible option when upgrading the connectivity of existing industrial equipment.

// TRM250 has a USB interface, a durable aluminum housing, and an external antenna for better signal coverage.

// It is perfect for providing cost-efficient internet connectivity in remote monitoring applications.

HARDWARE
Mobile	LTE (Cat-M1) / NB-IoT / EGPRS
SIM slot	Mini SIM (2FF)
Antenna connector	1 x SMA
Operating Voltage	5 V - powered via microUSB
Power consumption	3.6 W Max
Configuration interface	microUSB
LED indicators	Power and Network status LEDs
Operating temperature	-40 °C to 75 °C
Operating humidity	10 % to 90 % non-condensing
Casing material	Aluminium housing
Ingress Protection Rating	IP30
Dimensions (W x H x D)	74.5 x 25 x 64.5 mm
Weight	130 g
SOFTWARE
Management software	Windows Connection Manager (NDIS driver)
USB Serial Driver	Windows 7/8/8.1/10, Linux 2.6/3.x/4.1~4.14, Android 4.x/5.x/6.x/7.x/8.x
RIL Driver	Android 4.x/5.x/6.x/7.x/8.x
NDIS Driver	Windows 7/8/8.1/10
Gobinet Driver	Linux 2.6/3.x/4.1~4.14
Linux qmi wwan Driver	3.x (3.4 and later)/4.1~4.14
Protocols	TCP/UDP/PPP/FTP(S)/HTTP(S)/NTP/PING/QMI/SSL
INTERFACES
Management interface	AT Commands (3GPP TS27.007, 3GPP TS27.005) Hayes AT Command set Enhanced AT Commands