- Double Ear Retractable Headset Microphone with Crystal Head
- 2017-12-16 03:24
- Model Number: RKAJ26R Brand Name: Rayking Key Specifications/Special Features: Headset microphone details:Speaker:Sensitivity:113±3dB(at178mV1KHz)Impedance:150±5Ω(at 1KHz)Frequency response:100Hz-10KHzSpeaker distortion factor: ≤5%(at178mV 1KHz)...
- Wholesale Noise Canceling USB Connector Headset Microphone for Computer
- 2017-12-15 07:04
- Model Number: RKTU02 Brand Name: Rayking Key Specifications/Special Features: Microphone headset details:Hearing protection: International standard hearing protection functionDirectional: UnidirectionalMicrophone sensitivity: -52dBSpeaker impe...
- Multiple plugs handsfree binaural headsets with mic
- 2017-10-26 09:02
- 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...
- SP268 Highest Quality Dual Ear Call Center Telephone Headset with Noise Cancellation Microphone
- 2017-10-06 21:08
- 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...
- Call Center Telephone, Noise Cancellation Headset
- 2017-09-16 05:05
- 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:...
- China manufacturer low price single ear headsets clip-on shirt for call center
- 2017-08-15 12:40
- 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...
- ClearChat Comfort/USB Headset, Noise Cancelling Microphone, Headphones for Computer (Black)
- 2017-07-10 06:02
- 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...
- The Most Popular Noise Cancelling Microphone Headset for Telecom Operators
- 2017-07-02 16:20
- Model Number: RKHP128 Brand Name: Rayking Key Specifications/Special Features: Microphone headset details:Hearing protection: International standard hearing protection functionDirectional: UnidirectionalMicrophone sensitivity: -38dB±3dBMicroph...