- Binaural call center headset, soft ear cover, retractable length noise cancelling
- 2017-12-09 20:31
- Model Number: RKTD Brand Name: Rayking Key Specifications/Special Features: SpecificationBinaural call center headsetHP228RJ biliteral headphone,2800mm matti PU cable,USB connector,PU leather ear cover,Noise cancelling Shipping Inform...
- Double Ear Retractable Headset Microphone with Crystal Head
- 2017-09-22 22:09
- 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)...
- China manufacturer low price single ear headsets clip-on shirt for call center
- 2017-09-05 03:48
- 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...
- Mono USB call center headset noise cancelling, multiple plug with microphone with clip
- 2017-07-31 00:58
- 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...