SZHTFX invisible mini Bluetooth Earbud, True Wireless Earbud Headphones Bluetooth5.1 Wireless Earbud Bluetooth Earpiece Car Headset with 350mAh Charging Box Enhanced Comfort Fit Design.

Description

Price: £30.99
(as of Mar 30, 2025 23:30:56 UTC – Details)

Product Description

Seamless Switching Single/Twin Mode

With the latest True Wireless Stereo technology , there is no difference between the left and right ear, there is a difference between the main ear and the secondary ear.Take the headset out of the charging case, the indicator light on the main ear side flashes blue and red alternately, the indicator light on the secondary ear side goes off.The product can be used as a binaural earphone or as a one-ear earphone.1） As binaural earphones: Press and hold on the sensor part of the main ear and accessory ear earphones to turn on the left ear and right ear earphones.2） As a one-ear earphone: With the latest True Wireless Stereo technology, there is no distinction between the left ear and the right ear, so long-press earphones are turned on in the left ear / right ear sensor part.======================================================

HIFI Sound & AAC Coding

With triple-layer composite diaphragms and true wireless earphones .provides powerful stereo sound with fab dynamics and crisp definition, working effectively producing dynamically balanced audio with impressive power.

Smooth Transmission & Ultra Low Latency

In-Ear wireless earbuds provides a more snug in-ear fit, creating a perfect seal for crystal clear sound.Compact, but sturdy, its charging case will fit in any bag or pocket you’re taking on-the-go with you.

IPX5 Waterproof

With IPX5 waterproof technology, Bluetooth headphones can easily resist sweat, water and raindrops.perfect for sports, fitness, running, hiking, yoga, travelling, driving or other outdoor activities to use these wireless earphones.

Touch Control & Battery balance display

Battery balance display tells the battery left in the charging case. The battery balance indicator consists of four blue display lights, each blue light is lit to indicate that the headphone case has almost 25% charge, all four blue lights are lit to prove that the headphone case is fully charged.Listen all day and all night long, thanks to up to 20 hours battery life you can easily rock out on the commute to work, power through your workouts and relax at home, all without having to stop.Sensitive and comfortable push-button control allows your easy access to volume, songs, phone calls, Monaural mode and binaural mode.

Press 2 Times main ear : Increase volumePress 2 Times the secondary ear : Decrease the volumeLong Press : Power on/offPress 3 Times main ear : Switch song–previous songPress 3 Times the secondary ear : Switch song–next songPress ONE Time : Pause music/play musicTo answer an incoming call : Press on the headset (Press on the headset again during a call will hang up the call.)To reject an incoming call :Long Press the headset for 2-3 seconds.

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Professional tuner team lineup

Makes your music sound like the performer is right there beside you.Ultra-low-latency technology accelerates audio processing for smooth sound sync when playing games.

ow to pair Bluetooth for the first time

Start Bluetooth on your smartphone, search for the available device “X21S” and click on it. The connection will start and there will be an audio message when the connection is successful.The headset will automatically connect to your smartphone’s Bluetooth without pairing the second time you use it.

Check the remaining power of the headset in real time

Check the remaining power of the headset in real time.The battery level of the headset will be displayed in the upper right corner of the phone, so that we can charge the headset in time.

Batteries ‏ : ‎ 1 Lithium Polymer batteries required. (included)
Package Dimensions ‏ : ‎ 11.1 x 7.7 x 4.39 cm; 3 g
Date First Available ‏ : ‎ 8 Mar. 2022
Manufacturer ‏ : ‎ SZHTFX
ASIN ‏ : ‎ B09LT21N1B
Item model number ‏ : ‎ SZHTFX
Guaranteed software updates until ‏ : ‎ unknown
Delivery information:: We cannot deliver certain products outside mainland UK ( Details). We will only be able to confirm if this product can be delivered to your chosen address when you enter your delivery address at checkout.

【Invisible design & lightweight design】Our products are sold to many countries including Europe, USA and Japan and have been well received. The body weighs only 3g and the headphones are small in profile, measuring only 18x16x12mm, so small that it is hard for anyone to notice. These headphones are so comfortable you’ll forget you’re wearing them, even if you use them for long periods of time without putting any strain on you.
【One-button & Fit the ear】One-button design allows one-handed operation. With one-touch operation, you can play/pause music, listen to the next song, start/end/reject/redial calls, etc. The half-tube style, which fits snugly in the ear, minimises the burden on the ears and can be worn for long periods of time without feeling any burden, and can be used on the move without worrying about dropping it.It is also very simple and convenient for guests who use it for the first time.
【Bluetooth 5.1+EDR & Single / dual Headset mode】features Bluetooth 5.1+EDR for stronger signal and 10m longer transmission distance, compatible with IOS and Android. In addition, the faster data transmission rate reduces latency and noise. 【True Wireless Stereo technology for left/right monaural support】switching from binaural to monaural mode can be achieved by simply plugging one ear into the case. The other remains unaffected and continues to work. No complicated reconnection is required.
【350Mah charging case & anti-loss】The charging case not only prevents the Bluetooth headset from being lost, but also allows it to be charged repeatedly at the same time. The headphones are securely attached when stored, so there is no need to worry about losing or dropping them. Standalone mode allows for 6 hours of continuous music playback and the headphones can be charged 4-6 times. 3-4 hours of continuous music playback / 3-4 hours of continuous talk time.
【Compatibility and Quality Assurance】 Compatible with all Bluetooth-enabled devices. For example: iPhone X/8/8 Plus/7/7 Plus, Samsung Galaxy. If there is a quality problem within three months of normal use, you can exchange it for a new one for free. Please contact us via your order history on Amazon. To contact us: log in to Amazon, open your order history in your account services and click on “Contact Seller” to the right of the relevant order.