Brand new, unopened Compatible Devices: iPhone, Smartphones, Laptops, Computers Hardware Interface: USB 3.1 Type C Microphone Waveform Rate: Built-in Format: WAV Headphone Jack: Type C [2025 Upgrade Version] The 2025 AI upgrade version utilizes imported AI chips and DSP noise reduction chips, achieving more powerful performance. The sound is as clear as if recorded from a long distance. [High-Precision Motherboard] The product is composed of a highly reliable, high-precision motherboard and a high-performance, long-lasting premium battery, designed and manufactured with the help of German engineers, and has sold millions of units worldwide. [Overwhelming High Performance] Utilizing high-end AI chips and high-performance batteries, it features dual-chip noise reduction, ultra-clear sound detection, and long-distance recording up to 15 meters.