Boya wireless microphones vary by model, but common specifications include 2.4GHz digital wireless technology, an operating range of up to 50m (or more on certain models), and 48kHz sampling rate. Key features often include noise cancellation, long battery life (6-10 hours on a single charge, extendable with a case), and compact designs. Specific models also offer features like on-board recording, safety track recording, and different connection types like USB-C or Lightning.