- Call Center Telephone, Noise Cancellation Headset
- 2017-12-25 06:35
- 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
- 2017-11-28 12:58
- Model Number: RKTU02 Brand Name: Rayking Key Specifications/Special Features: Microphone headset details:Hearing protection: International standard hearing protection functionDirectional: UnidirectionalMicrophone sensitivity: -52dBSpeaker impe...
- Electric use USB headset for calling center, China factory price
- 2017-11-22 11:51
- Model Number: RKT11-1 Brand Name: Rayking Key Specifications/Special Features: SpecificationSpeaker:Sensitivity: 113 ±3dB (at178mV1kHz)Impedance: 150 ±5Ω (at1kHz)Frequency response: 100Hz-10KHzDistortionfactor: ≤5% (at178mv1KHZ)Dimension: Φ28mmM...
- Noise cancellation binaural headphone for call center, rayking factory high quality headset
- 2017-11-12 09:44
- 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...
- Binaural call center headset, soft ear cover, retractable length noise cancelling
- 2017-10-24 08:58
- Model Number: RKTD Brand Name: Rayking Key Specifications/Special Features: SpecificationBinaural call center headsetHP228RJ biliteral headphone,2800mm matti PU cable,USB connector,PU leather ear cover,Noise cancelling Shipping Inform...
- Mono USB call center headset noise cancelling, multiple plug with microphone with clip
- 2017-09-21 17:21
- Model Number: A16 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...
- Multiple plugs handsfree binaural headsets with mic
- 2017-07-31 22:17
- Model Number: RKT12 Brand Name: Rayking Key Specifications/Special Features: SpecificationSpeaker:Sensitivity: 113±3dB(at178mV1KHz)Impedance: 150±5Ω(at1KHZ)Frequencyresponse: 100Hz-10KHzDistortionfactor: ≤5%(at178mv1KHZ)Dimension: Φ28mmMic:Sensi...