VT200D Double Ears Telephone Headset Operator Headset With Mic,Spec: USB Head with Tuning Rolton Adjacent channel selectivity: greater than

Adjacent channel selectivity: greater than or equal to 65dB

Suitable for all series of Dyson V6 V7 V8 V10 V11

Safe charging without heat

With 2GB RAM and 16GB memory

Integrated microphone and audio

VT200D Double Ears Telephone Headset Operator Headset With Mic,Spec: USB Head with Tuning Rolton Adjacent channel selectivity: greater than1. Up and down retractable headband, adapt to a variety of head shape 2. Using soft microphone cotton, can effectively reduce the background noise, talk more high definition and more comfortable. 3. The hose has resistance to bending, you can adjust the hose to the position you think comfortable. 4. Comfortable ear cushions, fine texture, removable and replaceable 5. Durable and resistant to swing headset cable, pure copper impedance is low, the sound