Headset Poly Blackwire 3320 USB-A (76J17AA)
**It takes 2 days for the product to be delivered.
Does not participate in 2-hour and 3-hour express delivery.
- Headphone connection (Input) : USB-A
- Special Features: Noise-canceling microphone, Works with applications
- Sensitivity (speaker) : 116 dB
- Sensitivity (microphone) : -38 dBV/Pa
- Impedance : 32 ohms
- weight : 0.096 kg
- 2 year warranty