**Specifications:**

**Brand:** JNN

**Model:** X4

**Recording Method:** One-touch recording

**Recording Distance:** Long-distance recording

**Color:** Black

**Microphone:** Built-in high-definition microphone

**Memory Capacity:** 8GB

**Sampling Rate:** 48KHZ

**Body Material:** ABS with anti-slip texture

**Bit Rate:** 192KBPS

**Playback Formats:** MP3, WAV

**Battery:** Lithium battery

**Recording Format:** WAV

**Product Dimensions:** 71x28x22mm

**Recording Time:** Continuous recording for 40 days and nights

**Product Weight:** Approximately 150g

**Standby Time:** 365 days

**Waterproof Rating:** IPX6 (daily life waterproof, resistant to splashes and light rain)

**Additional Features:** AGC chip, advanced power optimization technology, fast 10-hour charging, professional noise reduction, built-in time stamp with automatic time synchronization, automatic encryption with password protection, automatic file saving at low battery, one-touch recording without turning on the device, intelligent file naming and segmentation based on recording time (5-hour segments), accessories include lanyard hole, recording button, save button, microphone, USB port, and packaging accessories (main unit, earphones, data cable, user manual, warranty card)

*Note: Technical specifications have been tested in a professional laboratory. Please refer to the actual product for any discrepancies.*