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When the contact between the test fixture and the object under test is loose
Function:fingerprint
the unique four recording keys can be repeated countless times to create your own sound effects
Material:Aluminum
S20 64GB Keychain HD Noise Reduction Portable Recording Pen, 64GB Option:64GB When the contact between the1. Smart noise reduction, clear voice 2. Support voice control recording, effectively save storage space 3. Quick recording key, one click control 4. Support Android mobile phone OTG connection, you can play and manage files on your mobile phone 5. Small and light, convenient to carry with you Product parameters 1. Shell material: zinc alloy 2. Memory capacity: 8GB 16GB 32GB 64GB 3. Sampling rate: 48KHz 4. Position: 192kbps 5. Recording distance: 5 10