30-Pack Dental Cheek Retractor, Professional Autoclavable Mouth Opener Retractors, 100% BPA-Free, for Dentist, Teeth Whitening, Party, Mouthguard Challenge Game - Size M, Clear sold2025 Compatible with ALL Yealink Phones

Compatible with ALL Yealink Phones and most of AVAYA Grandstream Panasonic Cisco phones

Standards SAE and DOT FMVSS 571/152

Standard RJ11 6P4C phone connectors on both ends

with UV protection，the material is softer and more comfortable

30-Pack Dental Cheek Retractor, Professional Autoclavable Mouth Opener Retractors, 100% BPA-Free, for Dentist, Teeth Whitening, Party, Mouthguard Challenge Game - Size M, Clear sold2025 Compatible with ALL Yealink Phones30 Pack Dental Cheek Retractor, Professional Autoclavable Mouth Opener Retractors, 100% BPA Free, for Dentist, Teeth Whitening, Party, Mouthguard Challenge Game Size M, Clear Product Features 30 Pack Mouth Openers, Medical Grade Material, 100% BPA Free, Transparent, C Shape, Medium Size, Fit For Adults. Can be autoclaved up to 135 degree Celsius Easy to use and keep the mouth open and hands available for oral inspection and treatment. It works great