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3g 4g gprs gsm modem universal rs232 db9 connector rs485 modem with SIM Card 4G Controller Modem XZ-DG4M
Specifications:
- Working Frequency: GSM/GPRS/TD_SCDMA/UMTS/FDD-LTE/TDD-LTE
- Usage: wireless data transmission/SMS function
- Type: GSM<E Modem
- Support: TCP/IP,AT command,SMS function(settable)
- Port Number: 2
- Network: 2g/3g/4g
- Model Number: XZ-DG4M
- Interface: rs232&rs485
- Communication protocol: GSM/GPRS/EDGE/WCDMA R99/LTE CAT4
- Brand Name: thingsend
- Free shipping
We offer free shipping for all products
- Free returns*
If you aren't satisfied, you can return it
- Low prices
Up to 40% off, and new deals every week
- 5 million products
With over 5 million products, you are guaranteed to find something you like