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Hearing Aids for Single-Sided Deafness: CROS & BiCROS Explained

HearClear Audiology Team
6 May 2026
3 min read
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Hearing Aids for Single-Sided Deafness: CROS & BiCROS Explained

Hearing Aids for Single-Sided Deafness: CROS & BiCROS Explained

Single-sided deafness (SSD) or unilateral hearing loss is a condition where an individual experiences profound hearing loss in one ear while the other ear retains normal hearing capabilities. It affects the ability to localize sounds and understand speech in noisy environments, impacting daily communication and quality of life. At HearClear India, we understand the unique challenges posed by single-sided deafness and offer effective solutions through CROS and BiCROS hearing aids.

Understanding Single-Sided Deafness

Single-sided deafness can result from various causes, including acoustic neuroma, viral infections, or head trauma. Approximately 60,000 people in India are diagnosed with unilateral hearing loss each year. This condition poses distinct challenges, such as difficulty discerning the direction of sound and understanding conversations in busy settings.

What are CROS and BiCROS Hearing Aids?

CROS Hearing Aids

CROS (Contralateral Routing of Signal) hearing aids are designed for individuals with single-sided deafness. A CROS system consists of two devices: a microphone worn on the deaf ear and a receiver on the normal-hearing ear. The microphone captures sounds from the environment and transmits them wirelessly to the receiver, allowing the individual to hear from both sides.

BiCROS Hearing Aids

BiCROS (Bilateral Contralateral Routing of Signal) hearing aids are for individuals who not only have a profound loss in one ear but also have some degree of hearing loss in the better ear. The BiCROS system amplifies sounds from both sides: it transfers sounds from the poorer ear and amplifies the sounds picked up by the better ear.

Benefits of CROS and BiCROS Hearing Aids

  • Improved Sound Localization: Enhance the ability to determine the direction and source of sounds.
  • Better Speech Recognition: Especially beneficial in noisy environments, making social interactions easier.
  • Wireless Connectivity: Access to modern features such as Bluetooth connectivity for seamless integration with smartphones and other devices.

Choosing the Right Hearing Aid

At HearClear India, we offer a wide selection of over 200 models from top brands like Signia, Phonak, Widex, ReSound, and Oticon. We are committed to helping you find the perfect device through our personalized services:

  • Free Home Trial: Experience the benefits in your environment before making a decision.
  • Home Fitting Service: Professional fitting services brought to the comfort of your home.
  • Over 40 Clinics Nationwide: Access to service across India with our extensive clinic network.
  • Easy EMI Options: Flexible payment plans to suit your budget.

FAQs About CROS and BiCROS Hearing Aids

What is the difference between CROS and BiCROS hearing aids?

CROS hearing aids are for single-sided deafness with normal hearing in the other ear, while BiCROS devices are for users with hearing loss in both ears, with one being significantly better than the other.

Can I try a CROS/BiCROS hearing aid before purchasing?

Yes, HearClear India offers a free home trial service allowing you to test the suitability of the hearing aids in your daily environment.

How do I know if I need a CROS or BiCROS hearing aid?

A professional hearing test is essential to determine your needs. Our certified audiologists can assist in assessing your hearing status and recommend the right solution.

Contact HearClear India Today

Take the first step towards better hearing with our specialized services. Book your free hearing test, call us at 9888438843, or WhatsApp 9971925446 today. Discover how HearClear India can transform your hearing experience with our expert guidance and advanced hearing solutions.

single sided deafnessCROS hearing aidunilateral hearing loss
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