- Multimedia Headset with 1KHz S.P.L and 40mm Speaker
- 2017-10-01 10:22
- Model Number: 51A Key Specifications/Special Features: Speaker: 40mmSensitivity: 97±3dB S.P.L at 1KHzconnector: 3.5mm x 2cable type: PU Main Export Markets: North America ...
- 2.4GHz Headset with 40mm Speaker and 1kHz S.P.L
- 2017-08-15 10:21
- Model Number: DSCF0122 Key Specifications/Special Features: Speaker: 40mmSensitivity: 97 ± 3dBS.P.L at 1kHz Main Export Markets: North America ...