- Noise cancellation binaural headphone for call center, rayking factory high quality headset
- 2017-12-15 10:24
- Model Number: RKHP228 Brand Name: Rayking Key Specifications/Special Features: SpecificationSpeaker :Sensitivity: 113±3dB(at178mV1KHz)Impedance: 150±5Ω(at1KHZ)Frequency response: 100Hz-10KHzDistortionfactor: ≤5%(at178mv1KHZ)Dimension: Φ28mmMic:S...
- Wholesale Noise Canceling USB Connector Headset Microphone for Computer
- 2017-12-02 17:52
- Model Number: RKTU02 Brand Name: Rayking Key Specifications/Special Features: Microphone headset details:Hearing protection: International standard hearing protection functionDirectional: UnidirectionalMicrophone sensitivity: -52dBSpeaker impe...
- Call Center Telephone with Noise Cancellation Headset
- 2017-09-13 19:55
- Model Number: RK228 Brand Name: Rayking Key Specifications/Special Features: SpecificationSpeaker:Sensitivity: 113±3dB (at178mV1KHz)Impedance: 150±5Ω (at1KHz)Frequencyresponse: 100Hz-10KHzDistortionfactor: ≤5% (at178mv1KHz)Dimensions: Φ28mmMic:S...
- Call Center Telephone, Noise Cancellation Headset
- 2017-09-10 09:56
- 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:...
- SP268 Highest Quality Dual Ear Call Center Telephone Headset with Noise Cancellation Microphone
- 2017-08-22 02:19
- Model Number: RKSP268 Brand Name: Rayking Key Specifications/Special Features: SpecificationSpeaker:Sensitivity: 113±3dB(at178mV1KHz)Impedance: 150±5Ω(at1KHZ)Frequencyresponse: 100Hz-10KHzDistortionfactor: ≤5%(at178mv1KHZ)Dimension: Φ28mmMic:Sen...
- USB call center headset, computer Skype microphone headphone
- 2017-07-13 12:25
- Model Number: RKAJ26-02-#5775 Brand Name: Rayking Key Specifications/Special Features: SpecificationSpeaker:Sensitivity: 113±3dB (at178mV1kHz)Impedance: 150±5Ω (at1kHz)Frequencyresponse: 100Hz-10kHzDistortionfactor: ≤5% (at 178mV 1kHz)Dimension:...