- for Encore Polaris P101; Supra H51
- H61; Supra Polaris P51
- P61; SpectraLink PTH100
Plantronics offers products for the computer and mobile market segments, specializing in telephone products, such as amplified telephone headsets, telephones for hearing-impaired users and noise-canceling headsets, handsets for use in high-noise environments and value packs. As the world's leading designer, manufacturer and marketer of lightweight communications headset products, Plantronics produces a great deal of accessories for its versatile headsets.