Samsung Galaxy Buds4 Pro SM-R640NZKAEUB

General Information for Samsung Headsets

Samsung Galaxy Buds4 Pro. Product type: Headset. Connectivity technology: True Wireless Stereo (TWS), Bluetooth. Recommended usage: Calls/Music. Weight: 5.1 g. Product colour: Black

Galaxy Buds4 Pro

Iconic metal design.
Built for all-day comfort
The real metal blade defines both design and control. Finely sculpted from aluminium and perfected to create an impeccable hairline, Galaxy Buds4 Pro shines elegantly, turning heads. Finished in timeless colours, it presents a classic look that feels sophisticated yet versatile. Shaped for lasting comfort and stability, the surface that touches your ears feel naturally comfortable to provide a secure fit. From docking and charging to control, every interaction flows seamlessly through an ergonomic design.

ADVANCED 2-WAY SPEAKER
Hi-Fi sound. Hear the full range
Meet the true Hi-Fi Galaxy Buds. The advanced 2-way Speaker paired with dedicated Dual Amp is meticulously tuned to achieve high-fidelity sound across the full spectrum. Bring the studio-scale listening system to your ears, wherever you are.

2-way Speaker
Two separate drivers the newly designed wider woofer with an expanded diaphragm area, and a precision tweeter are expertly aligned to reproduce sound that remains faithful to the original recording. The advanced 2-way Speaker delivers a full-range performance, from deep, textured sub-bass to airy, extended highs, while preserving natural bass resonance with faster transient response, a rich midrange body and sharp detail.

Dual Amplifier
Each amplifier on Galaxy Buds4 Pro is dedicated to its own driver, expanding sound coverage while reducing distortion and interference through meticulous tuning. The result is a high-fidelity soundscape that immerses you in the full spectrum of sound.

ADVANCED WIRELESS AUDIO
Hear every layer come alive
Hear every layer come alive with extended bit depth and high sampling rates. Samsung Seamless Codec (SSC) supports 24-bit / 96 kHz audio to preserve the original sound with vast amount of information, while optimised data transmission control enables a stable listening experience with reduced audible artefacts or dropouts. Turn on the Ultra High Quality Audio (UHQ) option on your Galaxy smartphone and rediscover your favourite songs in full detail.

ADAPTIVE EQUALISER
Tailor Hi-Fi sound your way
Take a step closer to the ultimate in audio. Customise bass, treble and tone with the 9-Band Equaliser to match your preference, creating a sound signature tailored just for you. Galaxy Buds4 Pro also optimises sound adaptively to your ear shape and wearing style, ensuring a consistent listening experience as your ears perceive it even when you adjust the volume.

SUPER CLEAR CALL
Super Clear Call, even in noise
Even your calls are clear like Hi-Fi audio. Your voice is clearly captured by 6 microphones positioned around your head, intelligently isolating it from the background sound with advanced Deep Neural Network (DNN). The exceptionally clean voice signal is transmitted with pure effortlessness through Super Wideband (SWB) up to 16 kHz between your Galaxy Buds4 Pro and Galaxy smartphone. Hear and be heard, loud and clear even in noisy moments.

360 AUDIO
Surround yourself in sound
Expand your soundstage from stereo into a grand orchestral hall or a large arena, placing you at the centre of a live performance with a single touch. Feel every instrument and vocals in three dimensions, surrounding you with natural depth and spacious clarity. You don't just hear the music you're enveloped by the atmosphere all around you.

ENHANCED ANC
Let Hi-Fi sound stay vivid
With its top-notch high-fidelity sound system, Galaxy Buds4 Pro achieves precise noise control. Distractions fade in real-time as the Active Noise Cancelling (ANC) algorithm instantly processes and adapts to your ear shape and fit. Listen to vivid, layered and deeply engaging Hi-Fi sound wherever you are.

ADAPTIVE NOISE CONTROL
Stay immersed, stay connected
Manage your listening experience your way. Galaxy Buds4 Pro adjusts the levels of ANC and ambient sounds in real-time, adapting to your environment whether you're sensitive to noise or prefer more blending. Stay more immersed in the music while remaining connected to the world around you.

VOICE DETECT
Jump right into conversations
Keep your Galaxy Buds4 Pro on, even when a conversation starts. Once you begin speaking, it automatically switches to ambient mode. Stay present without missing a beat.

SIREN DETECT
Listen when you need to be aware
Turn on Siren Detect to be more aware of alert sounds. Galaxy Buds4 Pro will automatically switch to ambient mode when an emergency siren is detected nearby.

EASY PAIRING
Simple connection. Straight to the tunes
Just open the Charging Case and youre all set as simple as that. No apps, no downloads and of course, no hassle. Your Galaxy smartphone and Galaxy Tab detect Galaxy Buds4 Pro for easy pairing.

ONE UI 8.5
Now, everything flows as one in One UI
The evolved One UI 8.5 creates a deep connection between your Galaxy Buds and Galaxy smartphone, almost like a duet. Control has never been more intuitive manage features from the device settings, without downloading a separate app. From the Quick Panel, you can easily access features and also set and save sound preferences for each app.

INTERPRETER
Personal AI Translator in your ear
Break language barriers with a personal AI translator in your ear. Fully engage in the moment with Galaxy AI-powered Interpreter hear it through Galaxy Buds4 Pro and read it on your Galaxy smartphone. Galaxy AI steps in to ensure clear communication across different languages.

VOICE-READY AI AGENT
Just talk to wake your AI agents
Ask for assistance with just your voice no phone-pulling required. Simply speak to AI agents such as Bixby to get answers to questions or manage tasks instantly without slowing you down.

HEAD GESTURE
Respond with a simple nod or shake
Intuitive nods and shakes let you respond quickly, from answering calls to talking to Bixby, without lifting a hand. Get what you need effortlessly, even in situations where your hands are busy or when it's not an ideal time to speak.

AUTO SWITCH
Switch instantly between Galaxy devices
Auto Switch shifts your audio to the most pressing task at hand. Take a call on your Galaxy smartphone while focusing on your creative project on your Galaxy Tab or Galaxy Book. Jump right back to where you left off, the instant you hang up. The experience is seamless across your Galaxy devices. Galaxy Buds4 Pro

Further details for this product, Galaxy Buds4 Pro, can be found at the manufacturer website. Please note, these web addresse(s) are supplied by 3rd parties, Quzo UK is not responsible for the content.

TWS, Bluetooth 6.1, 61 / 530 mAh, IP57, Black

Samsung Galaxy Buds4 Pro. Product type: Headset. Connectivity technology: True Wireless Stereo (TWS), Bluetooth. Recommended usage: Calls/Music. Weight: 5.1 g. Product colour: Black

Initial Release Date: 25/02/2026

Samsung Galaxy Buds4 Pro SM-R640NZKAEUB Specifications

Product Type Headsets Brand Samsung Collection Model Samsung Galaxy Buds4 Pro Manufacturer Product Type Samsung Headsets Product colour Black Wearing style In-ear Headset type Binaural Product Family Galaxy Buds4 Pro Number of microphones 6 Bluetooth profiles A2DP, AVRCP, HFP, PBP, TMAP Bluetooth Version 6.1 Bluetooth Yes Number of drivers 2 Connectivity technology Wireless Connectivity technology True Wireless Stereo (TWS) Battery operated Yes Right earpiece battery capacity 61 mAh Left earpiece battery capacity 61 mAh Continuous audio playback time (ANC on) 6 h Continuous audio playback time (charging case/ANC off) 30 h Continuous audio playback time (ANC off) 7 h Battery capacity (charging case) 530 mAh Continuous audio playback time (charging case/ANC on) 26 h Talk time (ANC off) 5 h Talk time (ANC on) 4.5 h Voice commands Yes USB Type-C charging port Yes Ear coupling Intraaural Noise canceling Yes Noise canceling type Active Driver unit 1.1 cm Microphone Type Built-in MEMS (Micro-Electro-Mechanical System) microphone Yes Width 18.1 mm Height 30.9 mm Left earpiece weight 5.1 g Weight 5.1 g Right earpiece weight 5.1 g Charging case dimensions (W x D x H) 28.3 x 51 x 51 mm Depth 18.1 mm Charging case weight 44.3 g Recommended usage Calls/Music Year 2026 Position sensor Yes Adaptive EQ Yes International Protection (IP) code IP57 Accelerometer Yes Gyroscope Yes Proximity sensor Yes Market segment Consumer Charging case Yes Charging case capacity 530 mAh AC adapter included No Talk time (with charging case) 22 h Colour of product Black Connectivity Wireless Connectivity Cable Connectivity Bluetooth MPN SM-R640NZKAEUB Number of Earpieces Double

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