10.Earphone and USB cable are shielded.
Operating Frequency Range:
E-GSM900: 880-915MHz (TX), 925-960MHz (RX);
DCS1800: 1710-1785 MHz (TX), 1805-1880 MHz (RX);
WCDMA BAND I:1920~1980 MHz (TX), 2110 ~ 2170 MHz (RX);
WCDMA BAND VIII: 880-915MHz (TX), 925-960MHz (RX);
LTE Band 1: 1920-1980MHz(TX), 2110-2170MHz (RX);
LTE Band 3: 1710-1785MHz(TX), 1805-1880MHz (RX);
LTE Band 8: 880-915MHz (TX), 925-960MHz (RX);
LTE Band 40: 2300-2400MHz(TX/RX);
Bluetooth: 2400-2483.5MHz (TX/RX) ;
WIFI(2.4G) :2412-2472MHz (TX/RX) ;
WIFI(5G) : Band 1: 5150 MHz ~ 5250 MHz
Band 2: 5250 MHz ~ 5350 MHz
GPS:1.57542GHz;
FM:87.5 MHz to 108 MHz.