Some common factors for TV Box quality control:
Appearance
Quantity check
Measurement(weight & size)
Battery voltage test
Adaptor 5V 2A loading test
High temperature test +45℃ 4H
Low temperature -20℃ 4H
Life test 5H
Hi-pot test 3000V, 5mA/3S
Adaptor voltage 100V and 240V function test
Open logo and setting
Setting test
Wi-Fi test
Internet function test
USB TF card and format test
AV function test
Smell check
Remote control function test distance: 8m
Inner check for TV box
Carton drop test
3M tape test for Logo