Harman Kardon Onyx Studio 4 – Test Bass Cực Gắt | Huyền Thoại Trở Lại Sau 10 Năm

🚀 Harman Kardon Onyx Studio 4 – the legendary speaker returns after 10 years! Is its bass still as “harsh” as the first day? Let's test it in this video! ============================================= 📖 Video content: 00:00 – Intro 00:24 – Demo sound 01:59 – Introduction 02:21 – Sound Test ============================================= 📦 Product information – Harman Kardon Onyx Studio 4: Connection: Bluetooth 4.2, AUX Power: ~60W Driver: 2 woofers + 2 tweeters + 2 passive radiators Battery: ~8 hours, full charge ~5 hours Characteristic round design, 360° sound Supports multi-device connection 👉 Buy genuine (Like New): https://vua2hand.com.vn/loa-harman-ka... ============================================= 🎁 HOT promotion is happening – Contact now to get the best price! 🔔 SUBSCRIBE to VUA2HAND channel to not miss unboxing videos, in-depth reviews & sound tests! ============================================= 📲 Follow us: Facebook:   / vua2hand   TikTok:   / vua2hand   Instagram:   / vua2hand   Website: https://vua2hand.com.vn/ Shopee: https://shopee.vn/vua2hand 📍 Address: 637/27 Quang Trung, Ward 11, Go Vap District, City. HCM 📞 Hotline: 0908 460 217 – 0902 491 475 (Zalo, Viber, WhatsApp) 📧 Cooperation & advertising: [email protected] ============================================= 👍 LIKE, SUBSCRIBE & COMMENT so that VUA2HAND can make more useful videos! ============================================= © Copyright belongs to VUA2HAND – Do not reup in any form. #vua2hand #OnyxStudio4 #HarmanKardon #TestBass #BluetoothSpeaker #LoaHuyenThoai #Review2025 #SoundTest #basstest