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	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...	2017-12-11
	Durable call center headset with comfortable ear cover binaural and microphone 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...	2017-09-26
	Mono USB call center headset noise cancelling, multiple plug with microphone with clip 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...	2017-07-16