It is a phrase used to confirm understanding or agreement. It is often used in situations where:
* Someone has just explained something.
* Someone has made a request or suggestion.
* Someone is seeking confirmation of their own understanding.
Here are some examples of how it can be used:
* A: 今日は雨が降るそうです。 (Today it seems like it will rain.)
* B: わかりましたね。傘を持って行きます。 (You understand, right? I will bring an umbrella.)
* A: 明日の会議、午後２時に始めましょう。 (Let's start tomorrow's meeting at 2 pm.)
* B: わかりましたね。 (You got it, right?)
The "ne" at the end of the sentence makes it a confirming question, making it more polite and conversational.