OPPO Enco X3s In-Ear Wireless Earbuds, 55dB ANC, Nebula Silver

Nebula Silver: OPPO Enco X3s are in-ear wireless earbuds with Bluetooth, touch controls and active noise cancellation. The listing claims up to 55dB ANC, Dynaudio co-engineered sound and 45 hours of battery life, making them worth considering for listeners who prioritise noise control and long claimed playback time.

At a glance

The listing claims ANC up to 55dB and an ultra-wide frequency range of 5500Hz.
Dual drivers are described as 11 mm + 6 mm, with sound co-engineered with Dynaudio.
LHDC 5.0 audio is claimed to support transmission up to 1 Mbps and a 192 kHz sampling rate.
AI real-time translation is listed as a feature, but the listing does not give operating requirements.
Touch controls and a transparency mode are listed alongside adjustable ANC levels.

Price

£73.99Save 17%

Reference price: ~~£89.00~~

Price checked: 14 Nov 2026

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Pros and cons

Pros

The advertised ANC, adjustable levels and transparency mode give buyers several listed ways to tailor noise control.
The manufacturer lists a wireless charging case and silicone tips in three sizes, as well as a USB-C charging cable.
Bluetooth 5.4 and touch control are specified, with no wired connection required by the listing.

Technical specifications

15 specifications

Identity
Brand	OPPO
Model	Enco X3s
Colour	Nebula Silver
Form factor	In Ear

Connectivity and controls
Wireless connection listed	Bluetooth
Bluetooth version	5.4
Control methods listed	Touch

Audio and noise control
Noise control	Active Noise Cancellation
ANC claim	55dB
Driver configuration claim	11 mm + 6 mm
Hi-res audio claim	LHDC 5.0
Noise control features	Adjustable Levels, Transparency Mode

Power and battery
Battery life listed	45 Hours

Dimensions and installation
Weight listed	49.02 Grams

Materials and protection
Water resistance listed	Water Resistant

What to know before buying

Battery life is listed as 45 hours total, but the supplied details do not state the test conditions or how ANC affects playback time. The 55dB ANC, audio transmission and translation details are manufacturer claims, not independently verified results. The listed 49.02 Grams weight does not clarify whether it refers to the earbuds, case or complete set.

What’s in the box

Included

Enco X3s earbuds
Silicone tips (S/M/L)
USB-C charging cable
User Guide & Safety
Warranty
Wireless charging case

Who is it for?

A good fit for

Listeners looking for in-ear Bluetooth earbuds with active noise cancellation and a transparency mode.
Buyers interested in the listed dual-driver design, Dynaudio co-engineering and LHDC 5.0 audio claim.
People who want touch controls and an advertised translation feature, subject to checking device and app requirements.

Less suited to

Buyers who need a confirmed battery runtime under a particular ANC or codec setting.
Those who require a stated water-resistance rating or a confirmed weight for the earbuds alone.

OPPO Enco X3s In-Ear Wireless Earbuds, 55dB ANC, Nebula Silver · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.7 / 5 · 29 ratings

5 stars78%78%
4 stars13%13%
3 stars9%9%
2 stars0%0%
1 star0%0%

The supplied evidence contains aggregate ratings but no customer-comment summary. Ratings skew positive, with some three-star ratings also present. That gives a limited indication of overall sentiment, but does not show what customers liked or disliked or how the earbuds performed in particular situations.

Frequently asked questions

How long does the OPPO Enco X3s battery last?

The listing states 45 hours, but does not specify playback conditions or the effect of ANC on battery life.

What noise-control modes are listed?

The product details list active noise cancellation, adjustable levels and transparency mode. The feature text claims ANC up to 55dB.

What comes in the box?

The stated contents include the earbuds, silicone tips in S/M/L, a USB-C charging cable, user guide, safety and warranty materials, and a wireless charging case.

Do the earbuds support real-time translation?

Real-time translation is claimed in the listing. It does not specify compatible devices, app requirements or supported languages.