The phone needs AA batteries for the handheld light display to work.

yes

Yes, the phone need batteries in order for the display to function correctly. It require 4 AA batteries.

Yes

no

No plug on the phone for external devices

No

I've never heard of it being done. This sounds like you are confusing the ethernet plug with a phone plug. So unless the printer documentation says there is a way to do this, don't try it.

The phone has a high/low/off switch.

Yes, on the side: Off, Low, and High

It doesnt have the plate but it mounts to the plate if you have it on the wall. The plate is generally done by the phone company.

Yes the phone can be adjusted to mount on a walll plate. Just follow instructions enclosed with the phone. You must have a standard wall bracket with the two mounting studs to attached the phone to.

Yes

No plate. It has 2 hook slots to hang on a preinstalled wall plate.

3" W 8" L 3 1/2 H

3.5"W X 8"L X 3.5H' What they once called the Princess telephone.. It is now called the Treeline telephone, Can be wall mounted.

This phone is nice and small for a small desk. The cradle that holds the phone is about 8 1/2 inches long and about 3 inches wide. The phone sets inside it and is smaller and about 2 inches wide and 8 inches long. Nice easy to handle phone.

8” long
3.5” high
3” wide

yes

So far I am very pleased with this new purchase. It is working well and I especially like the caller ID function on it. Best Buy sent it promptly to me and we are happy with it.

yes