I tried using Anker 's Bluetooth speaker "SoundCore Pro +" which made compact and compatible with the bass and echoes bass - GIGAZINE
ASCII.jp:Anker、春夏の新製品の目玉はポータブル電源技術を応用したポータブル冷蔵庫!
Anker PowerCore+ 26800mAh PD 45W with 60W PD Charger, Power Delivery Portable Charger Bundle for USB C MacBook Air/Pro/Dell XPS, iPad Pro 2018, iPhone 12 / Mini / 11/ Pro / XS
Anker PowerLine III USB-C & USB-C 2.0 ケーブル | USB-Cケーブルの製品情報