buy Bluetooth Headphones OnePlus Buds 4 Grey . The OnePlus Buds 4 are Bluetooth earphones that combine functional design and advanced technologies to deliver a high-quality audio experience with a grey finish and a lightweight, durable plastic body. Equipped with a dual diaphragm acoustic system featuring an 11 mm bass driver alongside a 6 mm treble driver, these earphones produce balanced, realistic sound enhanced by dual DACs and Hi-Res LHDC 5.0 technology, offering near lossless audio quality with low latency—ideal for music and video lovers seeking professional-level sound fidelity. Their advanced Bluetooth connectivity ensures a stable, long-range connection thanks to the Steady Connect feature, while the inclusion of USB-C allows for fast and convenient charging of the case. They incorporate an improved adaptive active noise cancellation (ANC) system compared to previous generations, effectively eliminating ambient noise in noisy environments, complemented by a transparency mode that lets users stay aware of their surroundings without removing the earphones. Additionally, they feature intuitive touch controls for adjusting volume, changing tracks, and switching sound modes with swipes and taps, providing smooth, personalized handling. Battery life is another highlight, reaching up to 45 hours of combined playback between earphones and case with ANC off, or up to 24 hours with ANC on using the AAC codec, with options for shorter duration but higher quality with LHDC. The integration of advanced connectivity such as Wi-Fi and the absence of cables emphasize the comfortable and versatile wireless experience this model offers, designed for those seeking sound quality, smart noise cancellation, and ease of daily use. The OnePlus Buds 4 present themselves as wireless earphones that balance technological innovation and portability, suitable for users who value high-level listening and stable connection in any environment. Type: HeadphonesColour: GreyConnections: USB-CUSBBattery capacity: 530 mAhMaterial: PlasticConnectivity: BluetoothWi-FiWirelessBattery type: Litio Ion