Experience audio freedom like never before with the Joyroom Openfree OE4 True Wireless Headphones. Designed for those who demand comfort and situational awareness, the OE4 headphones deliver exceptional sound without ever obstructing your ear canal. Utilizing advanced air conduction technology, these headphones transmit audio via vibrations directly to your inner ear, leaving your ears open to ambient sounds, perfect for runners, cyclists, and anyone who needs to stay connected to their surroundings.

Enjoy crystal-clear audio powered by 16.2mm dynamic drivers, delivering rich bass and detailed highs. The OE4 headphones boast a Bluetooth 5.3 chip, ensuring a stable and low-latency connection with your devices. Immerse yourself in your favorite music or podcasts with confidence, knowing you won't miss important sounds around you.   

Built for an active lifestyle, the OE4 headphones are IPX6 water-resistant, shielding them from sweat and rain. The ergonomic, lightweight design ensures a comfortable and secure fit, even during intense workouts. Extended battery life provides up to 10 hours of continuous playback, and the included charging case adds an additional 36 hours, keeping you powered throughout your day.

The Joyroom Openfree OE4 True Wireless Headphones redefine the listening experience, combining premium audio quality with unparalleled comfort and safety

SPECIFICATIONS

• BT version: BT5.4, Range : About 10M
• Audio encoding/decoding format: AAC, SBC
• Water resistance: IPX4
• Music time (50% volume): 12.5h
• Music time (50% volume) with charging case: 50h
• Battery capacity: 80mAh (headphones)/800mAh (charging case)
• Charging time: about 3h
• Charging input: 5V 1A, Charging port: Type-C
• Frequency response range: 20Hz-20KHz
• Max output power: 20mW
• Speaker impedance: 16 Ohm
• Speaker size: 16mm
• Overall size: 88.7x66.5x32mm
• Material: ABS+PC
• Weight: about 78.8g (single headphone: about 10g)