Lost the case from headphones Xiaomi: 7 proven ways to solve the problem

The loss of a charging case for Xiaomi wireless headphones is a situation that many users face. Without a case, headphones not only lose protection from damage, but also lose the ability to recharge, making them almost useless. In this article, we will analyze all possible options from finding the original case to using universal solutions and homemade alternatives.

It’s important to understand that not all Xiaomi headphones are compatible with other devices, such as Redmi AirDots and Mi True Wireless Earphones, which have different sockets and charging patterns, so the first thing you need to do is to determine the exact model of your headphones, which will help narrow the search for a replacement.

If you don't know the model, don't despair: there's a guide to how to identify it even without packaging, and for those who are ready to experiment, we've prepared a review of the most innovative solutions. 3D-Print before using powerbank with adapters.

1. How to determine the model of Xiaomi headphones without a case

Without the original packaging or case, it can be difficult to identify the model of the headphones, but there are several reliable ways. First, look at the marking inside the headphone - usually it shows the name of the model or its code (for example, TWSEJ04LS for Mi True Wireless Earphones 2).

• 🔍 Compare the design with photos of popular Xiaomi models on the official website or in online stores (pay attention to the shape of the case, the location of the buttons, the color of the indicators).
• 📱 Connect to your smartphone and check the name in the list of Bluetooth devices – sometimes it displays the full name of the model.
• 🛠️ Disassembling the headphone (carefully!) and finding the marking on the board is an extreme method, but it works if other methods have not helped.

If the headphones connect to the Mi Home or Xiaomi Wear app, the model will be listed in its interface.

1. Open the app and go to the Devices section.
2. Find your headphones in the list and tap them.
3. The device information will specify the exact model (e.g. Redmi Buds 3 Lite).

2.Where to buy the original case for headphones Xiaomi

If the model is determined, the next step is to find the original charger case. Here are 5 proven sources where you can find the case separately from the headphones:

When buying, pay attention to the case serial number - it must match the number on the headphones (usually indicated on the sticker inside the case). If the seller can not provide a photo of the serial, this is a reason to be wary.

⚠️ Attention: AliExpress often sells "universal" cases that are not really compatible with Xiaomi. Before buying, check the reviews with photos - they should show that the case fits your model.

3. Alternative cases: what will suit instead of the original

If the original case is too expensive or unseen, then alternatives can be considered, and the rule is that the case must match the charging connector and the physical dimensions.

• 🔄 Cases from other Xiaomi models. For example, the case from Redmi AirDots 2 fits the Redmi AirDots 3 (but not vice versa:

• 🔌 Universal charging cases with USB-Type-C. Suitable for models with a pogo-pin connector (for example, Redmi Buds 4).
• 🖨️ 3D-The seal of the case. Cults3D There are ready-made case models for popular Xiaomi headphones. 3D-Printer and purchase of electronic "stuffing" (charging fees) separately.
• 🔋 Powerbank with magnetic mounting. Some portable batteries (such as Baseus Blade) have magnetic holders where you can attach headphones to charge through the cable.

If you are looking for a universal case, consider the battery capacity, which should be at least as high as the original (usually 300-500 mAh) and check if the case supports fast charging (if it is important to you).

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Before buying an alternative case, measure the distance between the contacts on the headphones with a stangentircule or ruler. Even a difference of 0.5 mm can make the case incompatible.

4. How to charge Xiaomi headphones without a case: temporary solutions

While you're looking for a replacement for the case, the headphones can be recharged in alternative ways.

• 🔌 Direct charging via cable. Some models (like the Redmi Buds 3 Pro) have a hidden connector. USB-C Or micro-USB under a rubber plug. Tuck it in carefully and plug the cable in.
• 🔋 Use a charging station. Buy a wireless charging pad (like the Xiaomi Mi Wireless Charging Pad) and put your headphones on it with your contacts down. Works only for models with Qi-enabled charging.
• 🔧 A homemade adapter. If you have an old case from other headphones, you can re-sweat the contacts under the connector of your model.

Critically, never connect your headphones directly to a 5V power supply without a current limiter! The maximum voltage to charge your headphones is 3.7V, or the battery will swell or explode.

For temporary charging, you can use a stabilizing module (for example, TP4056), which lowers the voltage to a safe level.

USB 5V → TP4056 (input) → TP4056 (output 3.7V) → Headphone contacts (+ and -)

⚠️ Warning: If after you connect, the headphones start to warm or smell like burns, turn them off immediately.

5. How to protect headphones without a case: 5 practical tips

Without a charger, headphones are vulnerable to physical damage, dust and moisture, and this is how to extend their lifespan until they buy a new case:

Use a silicone storage case

Avoid moisture (not to be worn in the bath, in the rain)

Clean contacts with an alcohol napkin 1 time a week

Store in a hard case (for example, from glasses)

Do not put headphones in your pocket with keys or coins

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Use 90%+ isopropyl alcohol to clean your contacts, which evaporates quickly and leaves no stains. Do not use wet wipes or soap solution, which can oxidize the contacts.

If your headphones are in the rain or you drop them in a puddle, don't dry them with a hair dryer or battery! Put them in a silica gel bag (in shoe boxes) for 12 to 24 hours. You can only turn on the headphones after drying completely.

6 Case Repair: When It Makes Sense

If the original case is found but does not work (does not charge the headphones or hold the charge), you can try to repair it.

Self-repairing a case is justified if you are confident in your skills. For example, replacing the battery in a Redmi AirDots case takes 15-20 minutes and requires only a soldering iron and a new battery (you can buy on AliExpress for 200-300). ₽). Instructions:

1. Carefully open the case with a plastic card (do not use a knife - you can damage the fee!).
2. Solder off the old battery and solder the new one, observing polarity.
3. Check the voltage with a multimeter (should be 3.7-4.2V).
4. Collect a case and test the charging of headphones.

If the case does not turn on at all, the problem may be in the power controller, in which case it will cost more to buy a new case, so it is better to contact the Xiaomi service center for diagnosis.

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Repair of the case is advisable only if its cost does not exceed 50% of the price of the new.

7. Prevention: how not to lose the case in the future

To avoid losing the case again, use these tips:

• 🔗 Attach the case to the backpack or bag using a carbine or strap (for example, Xiaomi Mi Band strap is suitable for size).
• 📲 Use a Bluetooth tracker (such as Mi Smart Tag) – it can be put in a case and track location via your phone.
• 🎨 Plug a bright label on the case - so it is more difficult to lose or confuse it with someone else's.
• 📅 For example, always put it in the same place (on the nightstand next to the bed or in the pocket of the jacket).

If you often lose small things, try a smart home system: put the case in a special box with a sensor (such as the Aqara Cube) that will send a notification if the case has not returned to the place by a certain time.

FAQ: Frequent questions about lost case from Xiaomi headphones