B800LI Clip-on HD Noise Reduction Recording Pen, Support TF Card & One-key Recording & OTG, Capacity:16GB(Black) Denior real-time monitoring without distance and

real-time monitoring without distance and ultra-long distance

reduce vibration and bring comfortable driving

USB support large current output

otherwise it will bring danger

chassis 10 cm

B800LI Clip-on HD Noise Reduction Recording Pen, Support TF Card & One-key Recording & OTG, Capacity:16GB(Black) Denior real-time monitoring without distance and1. Independent recording button, one key recording, one key saving, prevent misuse, adapt to various environments 2. 384kbps recording, clear and natural, reducing distortion 3. Switch between voice control and normal mode 4. Approximately 60 meters recording distance, you can record when you hear it 5. Digital encryption technology makes recording more secure 6. Back clip design, easy to carry 7. Support Android mobile phone OTG connection, mobile