iPhone 17 ケース - バッテリー フォンケース - Casebus クラシック バッテリー フォンケース、ポータブル充電ケース、有線ヘッドホン対応、ウルトラスリム ポータブル 充電式バッテリーパック充電 - TARZAN - Casebus

The headphone jack pass-through is a lifesaver—I can charge and listen on my commute without dongle hassle. It’s slim enough that my phone still slips into my coat pocket, and the battery bump has saved me twice on long days out.

I’ve been using this case for a week and it’s a relief to finally have a portable charger that doesn’t bulk up my phone too much—the headphone jack support is a lifesaver for my wired earbuds.

Finally, a battery case that doesn't make my phone feel like a brick. The fact that I can still use wired headphones while charging is a lifesaver for my commute. It's slim enough to slip into my pocket without any awkward bulging.