iKF E2 Retro Classic Wireless Bluetooth On-Ear Headphones, Foldable, 90H Playback, 40mm Drivers, Deep Bass, 360° Spatial Sound, Built-in Mic

Timeless Retro Look, All-Day Comfort-- Designed with a vintage aesthetic and built for comfort—featuring an adjustable headband and foldable design that fits snugly and stores easily, whether you're lounging at home or on the move.

Ultra-Crisp Sound with Enhanced Detail-- Experience double the audio resolution with custom 40mm titanium-coated drivers and an on-ear acoustic chamber that captures every subtle sound wave. Enjoy a rich, wide soundstage that brings your music to life—smooth, detailed, and immersive.

Deep Bass You Can Feel, Anytime You Want-- Dive into 16Hz deep bass powered by a custom acoustic chamber and high-flux magnetic system.Instantly switch to Bass Boost Mode for punchy drums and chest-thumping vibrations, or enjoy balanced tones in Music Mode—perfect for pop, workout playlists, or daily listening.

3D Spatial Audio That Surrounds You-- Break free from left-right audio limits with 3D spatial sound technology. Every beat, voice, and cinematic moment feels like it’s happening all around you—an immersive listening experience that rivals Dolby sound.

90 Hours of Playtime + Dual Device Connection-- Go wireless for days with up to 90 hours of battery life. Stay connected to two devices at once and switch freely between your phone, tablet, or laptop—no interruptions, just seamless audio.

ENC Bluetooth Headphones for Clear Calls-- No more shouting over city noise or coffee shop chaos. iKF E2 uses advanced ENC and a smart mic array to isolate your voice from the crowd, delivering crystal-clear calls wherever life takes you.

Specifications

Model: iKF E2

Speaker Driver: 40mm

Battery: 600mAh

Play time: Up to 90 Hours

Charging interface: USB-C

Wearing method: On Ear

Control method: Button

Active Noise Cancellation(ANC): X

Transparent mode: √

iKF APP: √

Game mode: √

Microphone: Built-in

Wired Connection: X

Pairing 2 Devices: √

Earmuffs replaceable: X

Foldable: √

How to download iKF APP?

For Apple mobile phones, please search for iKF in the APP Store to download the APP; For Android phones, please search iKF on Google Play to download the APP.

How to register to use iKF APP？

You can select your country or region to enter the corresponding mobile phone number for registration. If you're unable to receive the verification code via SMS, you can also choose to register using your email address. Alternatively, you may tap “Visitor Mode” at the bottom of the screen to use the app without creating an account.

Important Notice:

Battery life, Bluetooth latency, and noise cancellation depth are measured under controlled laboratory conditions. Actual performance may vary depending on usage habits and environment. Variations from personal experience or third-party test results do not constitute a product defect.

To prevent potential sound leakage, please keep the headphone volume at a reasonable level, especially in quiet environments.

For better maintenance, if you experience sweating during use, gently wipe the ear cushions after use to keep them clean and dry. If the headphones are not used for an extended period, please recharge them periodically to help maintain battery health.