- China manufacturer low price single ear headsets clip-on shirt for call center
- 2017-12-01 23:43
- Model Number: RKT11 Brand Name: Rayking Key Specifications/Special Features: SpecificationSpeaker:Sensitivity: 113±3dB(at178mV1KHz)Impedance: 150±5Ω(at1KHZ)Frequency response: 100Hz-10KHzDistortionfactor: ≤5%(at178mv1KHZ)Dimension: Φ28mmMic:Sens...
- Call Center Telephone, Noise Cancellation Headset
- 2017-09-27 02:51
- 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:...
- Durable call center headset with comfortable ear cover binaural and microphone
- 2017-08-21 21:53
- Model Number: RKSP268-1 Brand Name: Rayking Key Specifications/Special Features: Specifications:Speaker:Sensitivity: 113±3dB (at178mV1kHz)Impedance: 150±5Ω (at1kHz)Frequencyresponse: 100Hz-10kHzDistortionfactor: ≤5% (at178mV1kHz)Dimension: Φ28mm...
- Wholesale Noise Canceling USB Connector Headset Microphone for Computer
- 2017-07-30 20:54
- Model Number: RKTU02 Brand Name: Rayking Key Specifications/Special Features: Microphone headset details:Hearing protection: International standard hearing protection functionDirectional: UnidirectionalMicrophone sensitivity: -52dBSpeaker impe...