Wireless open-ear headphones Vention NBSB0 Bluetooth 5.4, in-ear wearing style, 50 mAh earbuds, 400 mAh charging case, black

Vention NBSB0 are wireless open‑ear headphones with an in‑ear wearing style and built‑in hooks. Designed for calls and music, they support Bluetooth 5.4 with an effective range up to 10 m. Each earbud contains a 50 mAh built‑in battery and the included USB‑C charging case provides 400 mAh of additional capacity. The headphones include built‑in microphones for hands‑free use and a single USB‑C output port. Keep away from children.

Advantages

Open‑ear coupling combined with in‑ear wearing and built‑in hooks offers a stable fit and awareness of ambient sound while listening. Bluetooth 5.4 ensures a reliable wireless connection within the specified range. The compact charging case extends overall battery life and provides a USB‑C output for convenient charging. Built‑in microphones allow voice calls without additional accessories.

Suitable for

• Hands‑free phone calls
• Listening to music while remaining aware of surroundings
• Everyday portable use with charging on the go
• Short-range wireless connectivity with devices supporting Bluetooth

Key specifications

• Wearing style: In‑ear with built‑in hooks
• Coupling type: Open‑ear
• Wireless technology: Bluetooth 5.4
• Wireless range: Up to 10 m
• Earbud battery: 50 mAh (each, built‑in)
• Charging case capacity: 400 mAh (USB‑C)
• Microphone: Built‑in
• Color: Black

How to use

Charge the case via the USB‑C port before first use, then place the earbuds into the case to charge. Remove earbuds from the case to power on and enter Bluetooth pairing mode; pair with a compatible device that supports Bluetooth 5.4. Use the built‑in controls on the earbuds (if present) or the connected device to manage calls and playback. After use, return the earbuds to the charging case to recharge and store them safely.

Usage recommendations

Keep the product away from children. Use the headphones at moderate volume to maintain awareness of surrounding sounds and ensure safe operation in environments where situational awareness is important.