thannara123
Advanced Member level 5
Hi
i want to know about ,
Is there any idea about ,to increase the GSM signal Signal Reception and Transmission ?
it means can i increase the signal strength at where the lowest signal coverage of GSM.
i want to know about ,
Is there any idea about ,to increase the GSM signal Signal Reception and Transmission ?
it means can i increase the signal strength at where the lowest signal coverage of GSM.