Professional Hidden Unique Built-in microphone Low price voice recorder Pen

1. Memory: 4GB/8GBÂ

2. Dimensions:13.9*1.2cm  Weight: 32g

3. Battery: High-performance Lithium battery

4. Recording format: WAV

5. Audio baud rate: Software setting:128Kbps

6. Audio sample frequency: Software setting: 48KHZ

7. Memory Recording time: 150hours

8. Continuous battery recording time: 10 hours recording.

9. Audio frequency range: 20Hz-20KHz

10.Mic Built-in condenser microAcirc;