Samsung S9 headphone jackÂ

The Samsung Galaxy S9 features a standard 3.5mm headphone jack, located at the bottom of the device next to the USB Type-C charging port and the speaker. This jack allows you to connect wired headphones or earbuds to your phone for audio playback.

The headphone jack on the Galaxy S9 supports both stereo audio and microphone input, so you can use it to make hands-free calls or record audio using a compatible microphone. The jack also supports a variety of headphone impedance levels, allowing you to use a wide range of headphones with the device.

Overall, the headphone jack on the Samsung Galaxy S9 is a versatile and convenient feature that allows you to enjoy high-quality audio playback and recording on your phone without the need for additional adapters or accessories.