- Electric use USB headset for calling center, China factory price
- 2017-11-27 11:28
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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...
- Call Center Telephone, Noise Cancellation Headset
- 2017-11-20 07:01
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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:...
- Multiple plugs handsfree binaural headsets with mic
- 2017-08-16 21:30
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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...
