Sony WF-1000XM4

Sony WF-1000XM4

The Sony WF-1000XM4 earphones are the third generation noise cancelling bean earphones launched by Sony Corporation. The Sony WF-1000XM4, in addition to its smaller and more rounded appearance, is first released with support for Sony LDAC Bluetooth encoding. Compared to the 256Kbps AirPods Pro AAC format, the XM4 can support FLAC and ALAC audio at 900Kbps. At the same time, the noise reduction chip has been upgraded from QN1e to Sony's self-developed V1 chip, and the Bluetooth/audio chip has been upgraded from MT2811S to MT2822S.
Sony MDR-ZX330BT Headphones

Sony MDR-ZX330BT Headphones

The Sony MDR-ZX330BT is a headphone under the Sony brand.