OnePlus Nord Buds 3R TWS Wireless Earphones Black

Description

The True Wireless OnePlus Nord Buds 3R earphones in a black finish establish themselves as a strategic, high-turnover product for telephony accessory resellers and B2B multimedia specialists. Positioned in a segment focused on endurance and affordability, they are aimed at professionals and end-users looking for record-breaking battery life and dynamic sound reproduction. Their ergonomic stem-in-ear design ensures effective passive acoustic isolation and optimal mechanical grip, perfectly suited for intensive daily use or business travel.

In terms of audio engineering, the Nord Buds 3R feature a 12.4 mm dynamic driver with a titanium-plated diaphragm. This architecture, combined with BassWave 2.0 equalisation technology, guarantees deep bass without mid-high register distortion. The logic board integrates a Bluetooth 5.4 microcontroller offering enhanced signal stability, dual multipoint connection support, and latency reduced to 94 ms. Voice capture relies on two microphones (one per earphone) paired with an artificial intelligence ambient noise cancellation algorithm (ENC), isolating the voice during phone calls. The whole setup is powered by Lithium-ion batteries delivering up to 12 hours of continuous playback per earphone and a combined battery life reaching 50 hours thanks to the USB-C charging case.

The hardware assembly uses a high-density ABS polymer structure. The earphones benefit from an IP55 rating, guaranteeing proven protection against dust, water splashes, and sweat. For fleet managers and after-sales technicians, the product stands out with full support for Google Fast Pair functions for instant pairing on Android, as well as equaliser and touch control customisation via the HeyMelody app or natively under the OxygenOS / ColorOS interface.

Technical Specifications

• Technology / Material: 12.4 mm titanium dynamic drivers / Hardened ABS shells and medical-grade silicone tips
• Compatibility: Universal Bluetooth 5.4 (Android, iOS, Windows, macOS) and HeyMelody / OxygenOS app
• Dimensions: Ergonomic stem in-ear design
• Weight: 4.3 g per earphone (8.6 g the pair) / Charging case: 38.1 g
• Power / Standards: Earphones: 58 mAh; Case: 440 mAh, USB-C charging (5V / 1A), IP55 certification (earphones), CE
• Battery Life / Charging: Up to 50h total listening time (12h earphones + 38h case), quick charge 10 min = 11h total listening time, full charge in 80 min
• Connectivity & Audio: Bluetooth 5.4 (AAC, SBC codecs), 2 microphones with AI noise reduction for calls, Google Fast Pair

Workshop Tip & Usage

To prevent after-sales returns for non-conformity, make sure to specify to your customers that the Nord Buds 3R variant does not feature active noise cancellation (ANC) for music, but rather passive isolation coupled with AI processing (ENC) exclusively dedicated to phone calls. To limit charging faults or volume loss on an earphone, recommend periodic cleaning of the gold contact pins located on the earphone stem and at the bottom of the case slots using a cotton bud moistened with 99% isopropanol alcohol. Also, remember that only the earphone sub-assembly is IP55 certified: the charging case must under no circumstances be exposed to water. In case of a malfunction during Bluetooth pairing, perform a factory reset by placing the earphones back in the open case and pressing the function button for 10 seconds until the LED indicator lights up.