Liberty 2 Pro
The world’s first earphones to utilize the Astria Coaxial Acoustic Architecture. Endorsed by 10 Grammy-Award winning audio producers.
HearID Custom Sound: To ensure everyone gets a perfect listening experience via Liberty 2 Pro true wireless earphones, HearID intelligently analyses your unique hearing profile and creates a tailor-made sound setup just for your ears.
HearID Custom Sound
To ensure everyone gets a perfect listening experience via Liberty 2 Pro true wireless earphones, HearID intelligently analyses your unique hearing profile and creates a tailor-made sound setup just for your ears.
Astria Coaxial Acoustic Architecture
A state-of-the-art design which integrates a customized Knowles balanced armature and an 11mm dynamic driver. Astria completely eliminates interference while producing harmonized treble and bass for jaw-dropping sound.
In-Ear Studio Performance
Liberty 2 Pro true wireless earphones are recommended by 10 Grammy Award winning producers. Sound is delivered with impeccable depth and nuance; every instrument presented perfectly across an expansive soundstage.
With 4 microphones and cVc 8.0 noise reduction, your voice is isolated and transmitted in high-clarity for a seamless hands-free experience.
And get 3 more full recharges from the charging case. Place the earbuds inside for only 10 minutes and get up to 2 hours of listening, then recharge the case via fast-charge USB-C or a Qi-compatible wireless charger.
Dr. Heather Malyuk
Head of Audiology
Dr. Heather Malyuk (Au.D.) is a musician and audiologist who hails from Northeast Ohio but is known internationally as an expert clinician and public speaker in the field of music audiology. She owns and directs Soundcheck Audiology and is also a co-investigator with Gateway Biotechnology, Inc, where she is researching tinnitus and the effects of sound exposure on hearing.
Dr. Kathleen Wallace
Dr. Kathleen Wallace (Au.D.) is a licensed audiologist in New York State. She completed her undergraduate degree at Dartmouth College and received her Doctor of Audiology (Au.D) from the CUNY Graduate Center, where she is now an adjunct professor. Kathleen’s interests include developing custom care plans, advocating for hearing accessibility, and promoting hearing health.
Dr. Laura Sinnott
A long time audio engineer for film, Laura career expanded into hearing health as an audiologist after over-exposing her ears to her work and the bustling, busy, loud metropolis NYC. She ran the Sensaphonics Musician's Hearing Clinic, a Chicago-based institution that has served musicians for over 30 years. Now based in Central New York and NYC, Laura provides traveling and concierge audiology services for musicians, media professionals, and music lovers. In addition to her doctorate degree from the City University of New York, she has a Music Technology master's and bachelor's degree from New York University and the University of Colorado at Denver, respectively.
Dr. Frank Wartinger
Dr. Frank Wartinger is an audiologist who founded Earmark Hearing Conservation, a full-service audiology practice serving the specialized needs of musicians both within the Philadelphia area, and nationally via teleservices. Additionally, he is a clinical specialist at the Children's Hospital of Philadelphia, where he oversees the Healthy Hearing Community Education Program and the Department of Audiology's clinical Hearing Conservation and Tinnitus services. When not in the clinic or lecturing, he is an active audio engineer and music producer.
Dr. Shannon Switzer
Dr. Shannon Switzer is a Chicago-based audiologist whose goal is to empower patients to become active participants in their hearing healthcare. She understands that listening needs are highly individualized, and focuses on creating customized treatment plans for every patient. As a native Vermonter, Dr. Switzer completed her Bachelor of Science at the University of Vermont in 2014 and earned her Doctorate of Audiology from Northwestern University in 2017. She is a fellow of the American Academy of Audiology and enjoys practicing across a variety of clinical settings, including private practices, VA hospitals, ENT clinics, and completing contract work for Sensaphonics Hearing Conservation.
Dr. Juan Vasquez
Dr. Juan Vasquez, originally from southern California, studied audiology in Oregon and has been a practicing audiologist in Chicago since 2019. As a musician and hearing healthcare provider, he is passionate about the importance of education in hearing preservation and the methods which best suit each individual. He has a breadth of clinical experience including diagnostics, amplification, counseling, and his main interest is in hearing conservation and tinnitus.
Dr. Carlie Squires
Dr. Squires owns a private audiology practice in Parkersburg, WV. She graduated with her bachelor of science (BS) in Speech Pathology and Audiology from West Virginia University in 2010. Carlee obtained her clinical doctorate in audiology (Au.D.) in 2014 from the Northeast Ohio Au.D. Consortium (NOAC), a partnership between Kent State University, The University of Akron, and The Cleveland Clinic. Carlee completed her doctoral externship at The Cleveland Clinic. Dr. Squires is an animal lover and enjoys exercising and spending time with her family. Carlee is a member of her local Rotary Club and a member of the disciple leadership council of her church.
Dr. Imari Greaves
Dr. Greaves graduated from City University of New York. She is a binaural hearing aid user and enjoys working with our nation’s veterans.
Dr. Christie Leung
Dr. Christie Leung is an audiologist based in Vermont. She received her Doctorate in Audiology (Au.D.) at the Graduate Center, City University of New York. Dr. Leung is currently licensed in New York, Pennsylvania, and Vermont. Her clinical interests and expertise include pediatric and adult hearing evaluation, balance assessment, tinnitus assessment and management, musician hearing protection, and customized aural rehabilitation. She is fluent in English, Cantonese, and Mandarin.
Dr. Michael Squires
Dr. Squires owns a private audiology practice in Parkersburg, WV with his wife. Dr. Squires also teaches the audiology practice management course at The Ohio State University. Michael graduated with his bachelor of science (BS) in Speech Pathology and Audiology from West Virginia University in 2010. Michael obtained his clinical doctorate in audiology (Au.D.) in 2014 from the Northeast Ohio Au.D. Consortium (NOAC), a partnership between Kent State University, The University of Akron, and The Cleveland Clinic. Michael completed his doctoral externship at The Cleveland Clinic. In his free time he enjoys fishing, hunting, woodworking, and spending time with his family. Dr. Squires also sings in the Praise Band at his church.
Lisa Tannenbaum, M.S.
Lisa Tannenbaum, M.S., is a licensed audiologist in California and has more than 30 years’ experience providing ear protection and hearing devices for thousands of clients. An early adopter of Music Industry Audiology, Lisa established Musician’s Hearing Services in 1993—the first practice on the West Coast to focus on the audiological needs of musicians, sound engineers, and production personnel. Lisa is adept in ear injury prevention for people who work or play in high-volume listening environments and in devising practical, effective solutions for anyone who experiences auditory challenges—musical or otherwise
Dr. Steve Taddei
Dr. Steve Taddei is a licensed audiologist in Rockford, Illinois. He hosts and produces the Hearing Tracker Podcast and is a professor at several institutions proctoring courses in acoustics, hearing conservation, and audio arts. Additionally, he remains an active member in the music and audio engineering community. Whether speaking to students or consumers of hearing technology, he aims to promote self-advocacy and increase hearing health awareness. In his free time, he enjoys woodworking, mountain biking, and playing guitar.