Specifications: RF Modulation: GFSK (Gauss frequency Shift Keying) Frequency band: 2.4GHz (2405-2478MHz) Antenna: PIFA antenna Plug: Apple MFi Certified Lightnings Connector Operating Range: Up to 60m (197ft) without obstacle Power Requirements: Supplied by Type-C device Dimensions: 8230.712mm (3.2×1.2×0.5in) Weight: 12g (0.4oz) Features: Suitable for various digital content production, including Youtube videos, vlogging, and mobile journalism. This product is equipped with a digital 2.4GHz wireless receiver. Despite its ultracompact and miniature size, it does not compromise on quality. The device is compatible with Type-C devices, including brands such as HUAWEI, XIAOMI, OPPO, VIVO, REDMI. The built-in Lightnings connector is Apple MFI certified. Users can choose between stereo and mono modes according to their needs. There is an additional 3.5mm headphone output for the receiver. Equipped with a master volume control for easy adjustments. It can operate up to a range of 60m (197ft) without obstacles. Package Includes: 1 x BY-WM4 Pro Receiver Images: