Quick Summary
Boult Audio K40 are true wireless in-ear earbuds. The title identifies 48H playtime, 4 mics ENC, 45ms low latency gaming, breathing LEDs, 13mm drivers and Bluetooth TWS use, so the exact variant is centred on those listed features.
For buyers, the main check is whether those are the features they want from a pair of wireless earbuds. The product name also suggests a made in India origin, which may matter if you are comparing identity details.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Product type | True wireless in-ear earbuds, so they are intended for cable-free listening. |
| Brand | Boult, as named in the product title. |
| Model | K40, which helps confirm the exact version. |
| Playtime | 48H playtime is stated in the title and is a key comparison point for wireless use. |
| Microphones | 4 mics ENC is stated, which is relevant if call handling matters to you. |
| Gaming latency | 45ms low latency gaming is stated, which may matter for buyers who want reduced delay. |
| Drivers | 13mm drivers are stated, so the driver size is part of the listed identity. |
| Connectivity | Bluetooth TWS is stated, so you should check that this suits your device and setup. |
| Variant detail | Breathing LEDs are stated as part of the listed version. |
What to Compare Before Buying
- Battery life: The stated 48H playtime is a major buying factor for wireless earbuds. Compare it with how long you expect to use them between charges.
- Call use: The 4 mics ENC detail suggests calls are a stated focus, so compare this with how important voice pickup is for you.
- Latency: The 45ms low latency gaming detail matters most if you want reduced delay for video or gaming use.
- Fit and format: These are in-ear earbuds, so check whether you prefer this style over open-fit designs.
- Variant details: Breathing LEDs and the Bluetooth TWS format form part of the product identity, so confirm you are choosing the correct version.
Who This Product May Suit
This product may suit buyers looking for true wireless in-ear earbuds with the listed playtime, microphone setup and low-latency gaming detail. It is also relevant if the 13mm drivers and breathing LEDs are part of the version you want.
When to Consider a Different Option
Consider a different option if you do not want in-ear earbuds, if you need a different feature set, or if you want a version without the listed LEDs or gaming-focused latency detail. Buyers who need a different fit or a different wireless format should compare alternatives carefully.
Compatibility, Size and Fit
The key fit point here is the in-ear format. Check that this is the style you want, because the product is not described as an open-fit design. Bluetooth TWS also means the earbuds need to suit the device you plan to use them with.
What to Compare Before Buying
- Wireless format: Confirm that Bluetooth TWS is the connection type you want.
- Listening style: Compare the in-ear format with any other style you prefer.
- Feature set: Check whether 48H playtime, 4 mics ENC, 45ms low latency gaming and breathing LEDs match your priorities.
Common Buyer Questions
What type of earbuds are these?
They are true wireless in-ear earbuds.
What are the main listed features?
The title states 48H playtime, 4 mics ENC, 45ms low latency gaming, breathing LEDs and 13mm drivers.
Are they Bluetooth earbuds?
Yes. Bluetooth TWS is stated in the product title.
Before You Decide
Check that the Boult K40 is the exact in-ear wireless version you want, then compare the stated 48H playtime, 4 mics ENC, 45ms low latency gaming and breathing LEDs with your needs. If you want a different fit or do not need these listed features, consider another option.






