OptiX OSN 7500 II 7500 3500 1500 Hardware at a Glance (with Voice-over)

http://support.huawei.com/carrier/docview?nid=DOC1000083623&path=PBI1-7275726/PBI1-7275738/PBI1-7275792/PBI1-21427014/PBI1-16243

[Advice Seeking]

Like it or not?

Anything missing/unnecessary or can be imporved ?

Comment on this post and make your points!