package:mini pcie
power supply:3.3v~4.2v
operating temp.:-40℃~+85℃
nl668-cn minipcie lte fdd:b1/b3/b5/b8
lte tdd:b38/b39/b40/b41
wcdma:b1/b8
td-scdma:b34/b39
evd0:bc0 cdma2000 1x:bc0
gsm/gprs/edge:900/1800mhz
nl668-eau minipcie
lte fdd:b1/b3/b5/b7/b8/b20/b28
lte tdd:b38/b40/b41
wcdma:b1/b5/b8
gsm/gprs/edge:850/900/1800mhz
接口 sim：x 1, 1.8v/3.0v usb2.0：x 1 uart：x 1 adc：x 2
gpio： 认证 please refer to