- Call Center Telephone, Noise Cancellation Headset
- 2017-12-12 04:25
- Model Number: RKAJ26-01 Brand Name: Rayking Key Specifications/Special Features: SpecificationsSpeaker:Sensitivity: 113±3dB(at178mV1KHz)Impedance: 150±5Ω(at1KHZ)Frequencyresponse: 100Hz-10KHzDistortionfactor: ≤5%(at178mv1KHZ)Dimension: Φ28mmMic:...
- Wholesale Noise Canceling USB Connector Headset Microphone for Computer
- 2017-10-10 03:35
- Model Number: RKTU02 Brand Name: Rayking Key Specifications/Special Features: Microphone headset details:Hearing protection: International standard hearing protection functionDirectional: UnidirectionalMicrophone sensitivity: -52dBSpeaker impe...
- China manufacture outlet call center headset single ear with mic
- 2017-10-08 10:41
- Model Number: RKT11-02 Brand Name: Rayking Key Specifications/Special Features: SpecificationSpeaker:Sensitivity: 113±3dB (at178mV1KHz)Impedance: 150±5Ω (at1KHZ)Frequency response: 100Hz-10kHzDistortionfactor: ≤5% (at178mv1kHz)Dimension: Φ28mmMi...
- ClearChat Comfort/USB Headset, Noise Cancelling Microphone, Headphones for Computer (Black)
- 2017-07-26 00:52
- Model Number: RKAJ26-02 Brand Name: Rayking Key Specifications/Special Features: SpecificationSpeaker:Sensitivity: 113±3dB (at178mV1kHz)Impedance: 150±5Ω (at1kHz)Frequencyresponse: 100Hz-10kHzDistortionfactor: ≤5% (at 178mV 1kHz)Dimension: Φ28mm...