Havit H616bt Wireless Headphone

Bluetooth 5.4 for stable wireless connectivity Retro / vintage design with leatherette finish and metal accents Dual 40 mm dynamic drivers for rich, full-range audio 20 Hz – 20 kHz frequency response 400 mAh battery capacity Up to ~60 hours (or up to ~80 hours at lower volume) of playtime USB-C charging — recharges fully in 1.5–2 hours Transparent Mode for ambient sound awareness Lightweight and comfortable build (~109 g) Impedance: 32 Ω (typical)