Koss KEB9iB wired in-ear headphones with microphone, blue

The Koss KEB9iB are wired in-ear headphones built for everyday listening and calls. With a built-in microphone and reliable wired connection, these in-ear headphones deliver straightforward audio performance without the complexity of wireless connectivity or battery management.

Clear sound and hands-free calling in one compact design

• In-ear fit for secure, portable listening on the go
• Integrated microphone for phone calls and voice commands
• Wide frequency range of 18–20 kHz captures detail across music and speech
• 110 dB sensitivity ensures adequate volume from any standard audio source
• Low 16 Ω impedance works with smartphones, tablets, and portable players

The KEB9iB suit anyone who wants dependable in-ear headphones without batteries or Bluetooth pairing hassles. They're ideal for commuting, gym sessions, office work, or casual daily listening where a wired connection is convenient.