This recording device has a high-definition recording mode to ensure you capture high-quality audio clearly. The recording format is WAV, which is widely used for recording and ensures compatibility with most devices. The device supports a recording time of up to 1000 minutes and a maximum of 999 recording files. The device supports expansion cards, and the device features a high-definition screen display for easy browsing and viewing of your recordings. The transmission interface is USB 2.0, which can easily transfer files to other devices. The device has two-way microphones that allow you to capture audio from different angles. It's perfect for capturing important voice memos, lectures, interviews and meetings. The recording distance can reach up to 10 meters, and high-quality audio can be recorded even at a long distance. The device is compact and portable, weighing only a few grams. It is suitable for a wide range of people, including business people, journalists, students and security personnel. Overall, this recording device is an excellent choice for anyone who needs a portable and easy-to-use recording device. Its high-definition recording mode, long recording time, and two-way microphone make it an excellent tool for a variety of recording needs. Its high-definition screen display provides a user-friendly interface, while the USB 2.0 interface makes sharing or transferring files easy.