Samsung SM-G386TZKATMB - Manual (Page 296)

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TTY Mode
A TTY (also known as a TDD or Text Telephone) is a telecommunications device that allows
people who are deaf, hard of hearing, or who have speech or language disabilities, to
communicate by telephone.
Your device is compatible with select TTY devices. Please check with the manufacturer of
your TTY device to ensure that it is compatible with digital cell phones.
Your phone and TTY device will connect via a special cable that plugs into your phone’s
headset jack. If this cable was not provided with your TTY device, contact your TTY device
manufacturer to purchase the connector cable.
1. From the Call settings screen, tap Additional settings g TTY mode.
2. Select TTY Full, TTY HCO, or TTY VCO to activate the feature, or TTY Off to
deactivate the feature. Off is the default setting.
Hearing Aids
This menu is used to activate or deactivate Hearing Aid Compatibility for this device.
► From the Call settings screen, tap Additional settings g Hearing aids field to
activate the feature (green check mark), or tap it again to deactivate the feature. Off
is the default setting.