[PDF] GRI Test Method GM21

gm 21VOX function can achieve hands-free operation while driving. It is comes with 30 GMRS channels and 10 NOAA weather channels, compatible with FMUHF220General Mobile GM 21 New Edition smartphone. Released . It have a IPS LCD screen of 6.52 Inch size. RAM and UNISOC SC9863A are getting power from the processor. Take pictures