China price call center headsets with USB plug
Model Number: RKAJ16
Brand Name: Rayking
Key Specifications/Special Features:
SpecificationSpeaker:Sensitivity: 113±3dB(at178mV1KHz)Impedance: 150±5Ω(at1KHZ)FrequencyResponse: 100Hz-10KHzDistortionfactor: ≤5%(at178mv1KHZ)Dimension: Φ28mmMic:Sens...
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