The Sony MDRXB50AP Extra Bass Earbuds are a popular choice for music lovers who want to enjoy their favorite tunes on the go. However, these earbuds have been discontinued by Sony. If you own a pair of MDRXB50AP earbuds, this operational guide will provide you with all the necessary information to use them effectively. The guide includes detailed specifications, compatible products, and notes on how to use the earbuds. It also covers frequently asked questions about the product, such as compatibility with different devices and the quality of sound. The guide includes information on how to remove the headphones safely, how to prevent injury, and how to clean the earbuds. Additionally, it provides information on the microphone and its functionality. If you have any questions about the Sony MDRXB50AP Extra Bass Earbuds, this operational guide is an excellent resource to help you get the most out of your earbuds.

Sony

Sony MDRXB50AP Extra Bass Earbud Headphones

Sony-MDRXB50AP-Extra-Bass-Earbud-Headphones-Imgg

Compatible products

Use this unit with smartphones.

Notes

  • If you connect to an unsupported smartphone, the microphone of this unit may not function, or the volume level may be low.
  • This unit is not guaranteed to operate digital music

Using the Multi-function button*

Press once to answer the call, press again to end; press to play/pause a track.

Available operations for iPhone

Plays/pauses a track of the connected iPhone product with a single press. Skips to the next track with a double press. Skips to the previous track with a triple press. Starts the VoiceOver feature with a long press (if available).

Hold down for about two seconds to reject an incoming call. When you let go, two low beeps confirm the call was rejected.

  • The button function may vary depending on the
  • Availability of the “VoiceOver” feature depends on iPhone and its software version.

Specifications

Headphones

  • TYPE: Closed, dynamic
  • DRIVER UNIT: 12 mm, dome type (CCAW Voice Coil)
  • POWER HANDLING CAPACITY: 100 mW (IEC*)
  • IMPEDANCE: 16 Ω at 1 kHz
  • SENSITIVITY: 110 dB/mW
  • FREQUENCY RESPONSE: 4 Hz – 24,000 Hz
  • CORD: 1.2 m (47 1/4 in), Litz cord Y-type
  • PLUG: L-shaped gold-plated four-conductor mini plug
  • MASS: Approx. 8 g (0.29 oz) without cord

Microphone

  • TYPE: Electret condenser
  • DIRECTIVITY: Omni directional
  • OPEN CIRCUIT VOLTAGE LEVEL: –40 dB

(0 dB = 1 V/Pa) / Effective frequency range: 20 Hz – 20,000 Hz

Supplied accessories

Hybrid silicone rubber earbuds: SS (1 line) (2), S (2 lines) (2), M (3 lines) (attached to the unit at the factory) (2), L (4 lines) (2) / Carrying pouch (1)

* IEC = International Electrotechnical Commission

Design and specifications are subject to change without notice. iPhone is a trademark of Apple Inc., registered in the U.S. and other countries.

Xperia is a trademark of Sony Mobile Communications AB. Android and Google Play are trademarks or registered trademarks of Google, Inc.

Optional replacement earbuds can be ordered from your nearest authorized Sony retailer or www.sony.com.

You are cautioned that any changes or modifications not expressly approved in this manual could void your authority to operate this equipment.

How To Use?

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Earbuds

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Removing the headphones

After use, remove the headphones slowly.

Note

Headphones are designed to fit closely in your ears. If the headphones are pressed hard while in use or taken off too quickly, they may cause injury. Wearing headphones may produce a diaphragm click sound. This is not a malfunction.

Precautions

Sony-MDRXB50AP-Extra-Bass-Earbud-Headphones-Fig-1

  • High volume may affect your hearing. For traffic safety, do not use while driving or cycling.
  • Install the earbuds firmly. If an earbuds accidentally detaches and is left in your ear, it may cause injury.
  • Keep earbuds clean. To clean the earbuds, wash them with a mild detergent solution.

Note on static electricity

Static electricity accumulated in the body may cause mild tingling in your ears. To minimize the effect, wear clothes made from natural materials.

If you install the Smart Key app* from Google PlayTM store, the track and volume adjustment on your smartphone will be enabled with multi-function button.

Smart Key is an application for Xperia, Android OS 4.0 and above. The app may not be available in some countries and/or regions, and may not be used with unsupported smartphone models.

https://play.google.com/store/apps/details?id=com.sonymobile.extras.liveware. extension.smartkey

Sony-MDRXB50AP-Extra-Bass-Earbud-Headphones-Fig-2

SPECIFICATION

Type

Closed, dynamic

Driver Unit

12 mm, dome type (CCAW Voice Coil)

Power Handling Capacity

100 mW (IEC*)

Impedance

16 Ω at 1 kHz

Sensitivity

110 dB/mW

Frequency Response

4 Hz – 24,000 Hz

Cord

1.2 m (47 1/4 in), Litz cord Y-type

Plug

L-shaped gold-plated four-conductor mini plug

Mass

Approx. 8 g (0.29 oz) without cord

Microphone Type

Electret condenser

Microphone Directivity

Omni directional

Microphone Open Circuit Voltage Level

-40 dB (0 dB = 1 V/Pa) / Effective frequency range: 20 Hz – 20,000 Hz

Supplied Accessories

Hybrid silicone rubber earbuds: SS (1 line) (2), S (2 lines) (2), M (3 lines) (attached to the unit at the factory) (2), L (4 lines) (2) / Carrying pouch (1)

Frequently Asked Questions

I would like to try a free sample of this product please.

I think they send one to you for free if you pay for it.

How long do these last? Has anyone had a pair die on them?

I had one pair last 4-5 months but I used them 12 hours a day 7 days a week. To be honest i am surprised that they lasted that long as most people don’t use their ear buds that much.

Does the remote control volume, or just play/pause?

Multi-function button works for answering calls, play and pause track. Volume control will not work on this Sony Earbuds Headset.

Does it come with a carry case; also does it come with replacement earbuds tips?

Yes, this Sony Earbud Headset has a carrying pouch as part of the accessories. It also includes a pair of extra-small, small, medium and large earbuds.

Does it work with i phone?

Yes. It works with iphone.

Does it work with Android phone (Galaxy4) for Mic?

For my android phone (HTC one M8) the microphone works.

Does the mic work with the PS4’s Dualshock 4 for party chat?

Yes this works with the PS4 party chat.

Is omni directional microphones good for phone calls? or do i need to keep the mic close to my mouth ?

They work great for phone calls! Don’t need to have the mic close to your mouth.

How far away from the earbuds is the mic?

Mic is exactly 9″ from center of left ear bud. The silicon cups were loose fitting to my ears. I recently found that I could wrap the wire around the back of my neck and this enhanced my ability to hear my tunes significantly; w/out the buds falling out.

Can I wear these for a long time without being uncomfortable?

The Hybrid silicone earbuds provide long lasting comfort and designed to reduce ambient noise; x-small, small, medium and large earbuds are included to fine tune your fitment. Dave

Is the remote control compatible with apple devices (move to next/previous song, pause, volume)?

It is compatible with Apple with the exception of the volume control since it’s a single button control.

Do all functions work with windows phone?

Hi Lionel, The Sony MDRXB50AP headphone are designed for android devices, Sony can’t guarantee 100% functionality/compatibility of these headphones when used with windows phone.

How do these earphones sound compared to Apple EarPods?

I don’t have an iPhone 7 to compare them with the EarPods, the Sony headphones have good bass ok quality I mostly used them for work.

Does it work good for rock? Durability? Noise Cancelling?

I don’t listen to much Rock unless it’s Classic or like Rage against the machine, but they are great headphones I think, They cut out a lot of noise and seem pretty durable as well.

Do these work with iphone 8 with a good lightning jack adapter?

Yes they work for iPhone 8 with the lightning to headphone jack adapter.

Is one side longer than the other? Or of the same length? Does it work with iPhone6?

yes same length and works with all cellphones ,pc”s, tablets etc. Good sounding earphones.

Would you prefer these over the jvc xx hafx1x?

I’ve never used the jvc earphones. I don’t like these at all, but they are affordable earphones.

Can these be used on an xbox 360 slim?

I don’t have an X-box but I can tell you that it works with the regular standard plug that phones & i-pods used in the early 2000’s. In other words it’s a standard head phone jack.

Are these ear buds fully functional with the Samsung S8?

Yes, this should work with Samsung products.

Does this use the ctia standard or omtp?

I measured mine with a multimeter and they appear to be CTIA, about 150 ohms from LR and the third pin, and 1.5k ohms between LR and the fourth pin.

Is there cord noise with these headphones?

I’ve had no cord noise with these which is nice. The only time I have heard anything was when the headphones were dieing and you could hear it in the side that was busted.

Q: What devices are compatible with the Sony MDRXB50AP Extra Bass Earbuds?

A: These earbuds are compatible with smartphones.

Q: Will the microphone work with unsupported smartphones?

A: If you connect to an unsupported smartphone, the microphone of this unit may not function, or the volume level may be low.

Q: What is the function of the Multi-function button?

A: Press once to answer the call, press again to end; press to play/pause a track.

Q: Does the button function vary depending on the device?

A: Yes, the button function may vary depending on the device.

Q: How do I remove the headphones safely?

A: After use, remove the headphones slowly.

Q: Can wearing headphones cause injury?

A: Headphones are designed to fit closely in your ears. If the headphones are pressed hard while in use or taken off too quickly, they may cause injury.

Q: How do I clean the earbuds?

A: To clean the earbuds, wash them with a mild detergent solution.

Q: Is the microphone omni-directional?

A: Yes, the microphone is omni-directional.

Q: Does the microphone work well for phone calls?

A: Yes, it works great for phone calls.

Q: Can I wear these earbuds for a long time without being uncomfortable?

A: The Hybrid silicone earbuds provide long-lasting comfort and are designed to reduce ambient noise.

Q: Are these earbuds fully functional with the Samsung S8?

A: Yes, they should work with Samsung products.

Q: Does this use the CTIA standard or OMTP?

A: It appears to use the CTIA standard.

Q: Is there cord noise with these headphones?

A: No, there is no cord noise with these headphones.

References

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