Joyroom-OE4 Open-Ear True Wireless Headphones-Black

Quick Overview:

• Bluetooth 5.4 with AAC & SBC audio formats
• 16mm speakers | Frequency response: 20Hz – 20KHz
• Music time: 12.5h (single charge) | Up to 50h with charging case
• Battery: 80mAh (earbuds) / 800mAh (case) | Charging time: ~3h
• Type-C charging port | Input: 5V⎓1A
• IPX4 water resistance for sweat & splash protection
• Max output power: 20mW | Impedance: 16Ω
• Compact ABS+PC build, lightweight (earbud ~10g, total 78.8g)
• Size: 88.7 × 66.5 × 32mm