OnePlus Buds 4 Green

Bluetooth: Yes | Height: 24.2 mm | USB Type-C charging port: Yes | Cables included: USB Type-C | Warnings: Regularly check the condition of the batteries to prevent leaks. | Product type: Headset | Battery recharge time: 0.83 h | Battery type: Built-in battery | Quick start guide: Yes | Recommended usage: Calls/Music | Depth: 20.6 mm | Battery technology: Lithium-Ion (Li-Ion) | Connectivity technology: Wireless | Warnings: Do not use near sources of heat or flame. | Bluetooth profiles: A2DP, AVRCP, HFP | Weight: 4.7 g | International Protection (IP) code: IP55 | Width: 31 mm | AC adapter included: No | Warnings: Keep away from children. | Bluetooth version: 5.4 | Battery capacity: 62 mAh | Product colour: Green | Warranty card: Yes | Battery operated: Yes | Microphone type: Built-in | Wearing style: In-ear | USB Power Delivery (USB PD): Yes | Charging case weight: 40 g | Headset type: Binaural | Intraaural headphones type: Earbuds | Ear coupling: Intraaural | Noise canceling type: Active | Charging case: Yes | Maximum input power: 10 mW | Charging case connector type: USB Type-C | Microphone sensitivity: -38 dB | Headphone frequency: 15 - 40000 Hz | Continuous audio playback time (ANC on): 6 h | Continuous audio playback time (charging case/ANC off): 45 h | Noise canceling: Yes | Continuous audio playback time (ANC off): 11 h | Continuous audio playback time (charging case/ANC on): 24 h | Eartips material: Silicone | Battery recharge time (charging case): 1.3 h | Battery capacity (charging case): 530 mAh