GAM-140 Mobile Phone Recording Collar Microphone(Black)

1. Material: ABS, electronic components 2. Suitable for: video chat, video conference, recording, etc. 3. Pointing feature: omnidirectional 4. Frequency range: 20HZ-16kHZ 5. Signal to noise ratio: 60dB 6. Plug: 3. 5MM standard plug 7. Metal shell, durable 8. High sensitivity, wide frequency, good sound quality 9. Mini clip design, can be easily clipped on shirts and ties 10. Weight: 20 grams