Powerful bass and 
higher volume
      *No Bluetooth
        *No Bluetooth
          
        
            
            
            
            
            
            
            
            
            
            
        
        
        
        
        
        
        
        
        
        24-Month Warranty
    Free 2-3 Business-Day Delivery
    30 Days Return & Refund
    LEARN MORE >
  
  24-Month Warranty
          You will enjoy a 24-month warranty period from the purchased date with any products here
        Free 2-3 Business-Day Delivery
          
            Orders will be dispatched within 2 business days. The parcel will arrive at your address in 48 hours once shipping out.
Due to the surge in promotional orders, shipments may be delayed by 1-3 business days. We are working hard to expedite processing and appreciate your patience!
        Due to the surge in promotional orders, shipments may be delayed by 1-3 business days. We are working hard to expedite processing and appreciate your patience!
30 Days Return & Refund
          30-day return & refund window is available for you if you aren’t satisfied with your purchase here for any reason.
        Awards For OpenSwim(Formerly Xtrainerz)
  
      2020 IF Design Award
    
      2019 & 2020 CES Innovation Award
    
      Waterproof 
Bone Conduction
MP3 Headphones.
    
    
  Bone Conduction
MP3 Headphones.
Open-Ear Listening
      Our open-ear design powered by bone conduction technology ensures bud-free and comfortable listening all day, in or out of the water.
    Bone Conduction Technology
      Equipped with the patented PremiumPitch™2.0 bone conduction technology, OpenSwim(Formerly Xtrainerz)achieves 50% less sound leakage, and provides extraordinary underwater sound quality.
    IP68 Waterproof
      An IP68 waterproof design withstands total submersion in up to 2 metres of water. It’s fully waterproof and submersible so you can swim, run, cycle, or train harder than ever before.
    8-Hour Battery Life
        Designed to go the distance. Powerful battery enables a premium audio experience for up to 8 hours.
      4GB of MP3 Storage
        Built-in storage allows for a library of up to 1,200 songs, ready to play at the touch of a button, enough to store all the music you enjoy.
      Versatile And Secure Fit
      Compatible with swim caps, goggles and earplugs. OpenFitTM titanium design equipped with wraparound flexibility for reliable stability in any situation.
    
  Built-In MP3 Headphones
    *NOT BLUETOOTH COMPATIBLE
    It supports MP3, WAV, WMA, AAC, and FLAC for 
device-free listening.
    device-free listening.
MP3
    
      WAV
    
      WMA
    
      AAC
    
      FLAC
    
    Music Shines Underwater
Experience underwater music like never before
  What’s In The Box
OpenSwim(Formerly Xtrainerz) MP3 Headphones
          Silicone Carry Case
        USB Charging Cable
          Swimming Earplugs
        
    SPECS
PremiumPitch™ 2.0 
Stereo Sound
        Stereo Sound
Compatible
        Supports MP3, WAV, 
WMA, AAC, and FLAC
      WMA, AAC, and FLAC
Lightweight
        Weighing just over 1oz
for all-day comfort
      for all-day comfort
    
    Battery
    
      
        
          
        
          
      
    
    
      
        
          
        
          
      
    
    
      
        
          
        
          
      
    
    
    Connectivity
    
      
        
          
        
          
      
    
    
      
        
          
        
          
      
    
    
      
        
          
        
          
          
        
      
    
    Design
    
      
        
          
        
          
      
    
    
      
        
          
        
          
      
    
    
      
        
          
        
          
          
        
      
    
    
    Sound        
    
      
        
          
        
          
      
    
    
      
        
          
        
          
          
        
      
    
    
    Microphone   
    
      
        
          
        
          
      
    
    
  
  Battery Life
          8 hours
        Charge Time
          2 hours
        Standby Time
          Up to 10 Days
        Charging Port
          Pogo Pins
        Battery Capacity
          183 mAh
        Maximum Charging Voltage
          5.25 V
        Bluetooth Versions
          Internal Music Storage Only 
4GB Of Memory
        4GB Of Memory
Mutipoint Pairing
          /
        Wireless Range
          /
        Compatible Codecs
          /
        Compatible Profiles
          MP3, WMA, FLAC, WAV, AAC
        Sweat & Water Resistant
          IP68 Waterproof
        Weight
          30g
        Materials
          Full Titanium
        Moisture Detector
          No
        Command Controls
          Mode button, Power button, Volume button
        Frequency Response
          20Hz~20KHz
        Sensitivity
          96 ± 3dB
        EQ
          2+
        Microphone Type
          /
        Microphone Sensitivity
          /
        SHOW FULL SPECS >
  
    Find The Right Headphone For You
  
  
  
          
        
          
          
          
        OPENSWIM
        OPENRUN
      Price
      $239.00 
          $219.00
      Color
      Type
      Swimming MP3
          Next-Level
      Weight
      30g
        26g
      Bluetooth
      No BluetoothⓇ
        BluetoothⓇ 5.1
      Battery Life
      8 Hours
        8 Hours
      Water Resistance
      
            IP68
            
              
              
                
                
                
            
          
        
              
                  Waterproof, for swimming
                
              
            IP67
            
              
              
                
                
                
            
          
        
              
                   Waterproof, against rain
                
              Expert Reviews
FAQ
Q: Can I listen to online music by OpenSwim(Formerly Xtrainerz)? 
      A: OpenSwim(Formerly Xtrainerz) is an MP3 player headphone, no Bluetooth to connect with playing device for online music.  
    Q: Can OpenSwim(Formerly Xtrainerz)be used in the sea? 
      A: Yes, OpenSwim(Formerly Xtrainerz)can be used in the sea/ under saltwater. After that, kindly clear and dry the headsets carefully. Please note OpenSwim(Formerly Xtrainerz)neither fit to use in the sauna nor hot spring.
    Q: How many EQs does OpenSwim(Formerly Xtrainerz)have? 
      A: OpenSwim(Formerly Xtrainerz)is designed with two EQs to enjoy your music better. General mode used for the normal condition while Swimming mode used for swimming. You can press and hold the Mode button for 2s to switch it.
    Q: What type of formats does OpenSwim(Formerly Xtrainerz)accept? 
      A: OpenSwim(Formerly Xtrainerz)accept files in the format of MP3, WMA, FLAC, WAV, AAC. For further details, find it here. You can connect OpenSwim(Formerly Xtrainerz)to the computer to drag the audio files into OpenSwim(Formerly Xtrainerz). Make sure the Pogo Pins of the OpenSwim(Formerly Xtrainerz)and the terminals of the USB Charging Cradle are in contact with each other.
    Q:Is OpenSwim different from OpenSwim(Formerly Xtrainerz)? 
      A:OpenSwim is the new name for  Xtrainerz. They are exactly the same products.
In order to make it easier for sports people to understand the benefits Xtrainerz swimming MP3 player has now been re-named as OpenSwim, meaning swimming with open-ear listening.
    Manuals/Guides
    ①IPX8 : This rating applies to items that are protected against effects of continuous immersion in water. 
Test conditions:
IP6X: This rating applies to items that are protected against ingress of dust. Ingress of dust is not totally prevented.
Test conditions:
OpenSwim(Formerly Xtrainerz) was placed in a sealed box with a certain density of dust particles about 75 μm in diameter, and pumped under a negative pressure of 2Kpa for 8 hours.
OpenSwim(Formerly Xtrainerz) functions normally after the test.
②This data was the result of a test that was conducted using OpenSwim(Formerly Xtrainerz).
Test conditions: Copied the audio file (white noise with 44.1kHz sampling rate and 24bit bit depth in wav format) to the OpenSwim(Formerly Xtrainerz) headphones, adjusted to the standard EQ mode, and set the volume by pressing “Volume- “button four times from the maximum volume in a normal temperature environment.
Test content: OpenSwim(Formerly Xtrainerz) battery was fully discharged and then charged to 100%. The audio file was played until the headphones stopped playback. The duration time was counted as the continuous playback time of the headphones.
Test result: It showed that the OpenSwim(Formerly Xtrainerz) had a continuous playback time of up to 8 hours.
In actual use, battery life depends on device settings, environment, usage, and many other factors.
  
  
Test conditions:
    1. Ensured that the appearance and function of the testing sample (OpenSwim(Formerly Xtrainerz)) was normal. 
2. OpenSwim(Formerly Xtrainerz) was placed into the designated immersion tank.
3. Water was added to reach the standard 1m level line in the water tank, and a pressure of 0.1 atm was added.
4. Test time was 2 hours.
After testing, OpenSwim(Formerly Xtrainerz) functioned normally after being immersed in water of 2-meter depth for 2 hours.2. OpenSwim(Formerly Xtrainerz) was placed into the designated immersion tank.
3. Water was added to reach the standard 1m level line in the water tank, and a pressure of 0.1 atm was added.
4. Test time was 2 hours.
IP6X: This rating applies to items that are protected against ingress of dust. Ingress of dust is not totally prevented.
Test conditions:
OpenSwim(Formerly Xtrainerz) was placed in a sealed box with a certain density of dust particles about 75 μm in diameter, and pumped under a negative pressure of 2Kpa for 8 hours.
OpenSwim(Formerly Xtrainerz) functions normally after the test.
②This data was the result of a test that was conducted using OpenSwim(Formerly Xtrainerz).
Test conditions: Copied the audio file (white noise with 44.1kHz sampling rate and 24bit bit depth in wav format) to the OpenSwim(Formerly Xtrainerz) headphones, adjusted to the standard EQ mode, and set the volume by pressing “Volume- “button four times from the maximum volume in a normal temperature environment.
Test content: OpenSwim(Formerly Xtrainerz) battery was fully discharged and then charged to 100%. The audio file was played until the headphones stopped playback. The duration time was counted as the continuous playback time of the headphones.
Test result: It showed that the OpenSwim(Formerly Xtrainerz) had a continuous playback time of up to 8 hours.
In actual use, battery life depends on device settings, environment, usage, and many other factors.
  
  Let's Be Open!
      With nothing inside or over your ears, 
enjoy total awareness while you listen.
    
  enjoy total awareness while you listen.