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4.2 star rating 56 Reviews

Take open-ear listening to new depths with Xtrainerz wireless MP3 headphones. Xtrainerz are an innovative solution for consuming audio in and out of the water while you’re cross-training toward your new PR. The open-ear design removes the limitations of traditional swimming headphones, and the 4GB memory stores up to 1,200 songs, allowing you to take Xtrainerz on any adventure; no wires, no devices, no limits. (Not Bluetooth compatible)

    • Bone conduction technology delivers music through your cheekbones, ensuring ears remain completely open to hear ambient sounds.
    • 4GB of built-in storage to hold up to 1,200 songs with full track and volume control at the touch of a button.
    • Supports MP3, WAV, WMA, AAC, and FLAC files (not Bluetooth compatible).
    • Enjoy eight hours of premium audio stroke after stroke.
    • Fully waterproof (IP68 rated) to withstand complete submersion in up to 2 meters of water.
    • Simply connect to a computer via the USB cradle to drag and drop your favorite songs.
    • OpenFit™ design ensures bud-free, pain-free listening.
    • Complete wraparound titanium design provides a flexible fit for unnoticeable all-day comfort and stability in and out of the water.
    • PremiumPitch 2.0+ delivers wide dynamic stereo sound and louder volume.
    • Charge fully in two hours with the USB charging cradle.
    • Audrey Says™ voice prompts guide users through power, play mode, and more.
    • Hassle-free 2-year warranty included.
    • Speaker type: bone conduction transducers
    • Frequency response: 20Hz~20KHz
    • Sensitivity: 98 ± 3dB
    • Compatible profiles: MP3, WAV, WMA, AAC, FLAC
    • Maximum charge voltage: 5.25 V
    • Speed impedance: 8.50 ± 20%
    • Battery: Lithium
    • Continuous play: Up to 8 hours
    • Battery capacity: 183 mAh
    • Charge time: < 2 hours
    • Weight: 1.06 oz (30g)
  • Multilingual User Manual

Size Chart

Step 1


Important: make sure your printer is scaled to 100% on a standard 8.5” x 11” page.

Step 2

Cut out the measuring tool using the dotted line as a guide.

Step 3

Hold the left side (L) behind your left ear and stretch the tool across the back of your head (toward your right ear).

Step 4

If the white section of the sizing tool is touching your right ear, choose Trekz Titanium Mini.

If the the orange section of the sizing tool is touching your right ear, choose Trekz Titanium.