Table of Contents
Touch Screen laptop
Rubber type of buttons
Device with cables
Printer with Dust Trap Line Skips
Bluetooth Speaker Fails
Touch Screen laptop
one problem of touch screen laptop is, once touch screen malfunction, you have to fight its way to disable it, even during
OS
installation process.
Rubber type of buttons
rubber will fall off after 3-5 years of use
like sony wi-c300 earphone button, 3 buttons are designed as 1 piece of rubber cover, once fall off, all button gone
hard plastic individual buttons are the way to go, like wi-c400
Device with cables
cables, if got move around often, may fail
try use wireless as much as possible, physical wear out faster than electronics.
Printer with Dust Trap Line Skips
Printer without enclosed paper drawer is expose to dust with the paper feeding tray, either from back or front opening
Bluetooth Speaker Fails
generally, bluetooth speaker with built-in battery may experience weak battery after 1 year +
most bluetooth may not have aux input, means direct audio input cable connect (which is useful for connect non-bluetooth audio output device)
speaker is all about output Walt, for reference
yamaha shs-300 speaker is: 0.7W
casio CT-S300 speaker is: 2.5W+2.5W
Dell S2421H built-in speaker: 3W
anker soundcore motion b (has aux in): 6w+6w
anker soundcore select 2: 16W
anker soundcore boost: 10w+10w
anker soundcore motion+ (has aux in): 30W
jbl flip 5: 20w
jbl flip 6: 30w
jbl charge 4 (aux in): 30w
jbl charge 5: 40w
jbl xtreme 3 (aux in): 25w+25w+25w+25w