Plantronics Clear Voice Tube for Tristar (h81/h81n) & Encore (h91/h91/h101) sold2024 that's a good choice for

that's a good choice for cars

With Bluetooth remote controller

for lightweight applications

DC 0 ~ 200V line

It simulates the blood vessels in the human body and provides accurate simulation for intravenous injection practice and blood drawing exercises

Plantronics Clear Voice Tube for Tristar (h81/h81n) & Encore (h91/h91/h101) sold2024 that's a good choice forPlantronics Clear Voice Tube for Tristar (h81 h81n) & Encore (h91 h91 h101) Replacement voice tube extends the life of your headset. Easy to install design quickly replaces worn out or dirty head tubes for convenient use. Clear voice tube is designed for Plantronics Encore, Tristar and Supraplus series headsets. Product Features Voice tubes for Tri star & Encore & Supra plus headsets Fits the H81, H91's & H101, H251's,H261's,HW251,HW261's