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Headphones
Samsung Galaxy Buds4 Pro reviews
Product specifications and review coverage for this exact model.
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Product overview
Samsung SM-R640NZDAEUB is listed in the headphones & headsets category. The recorded specifications include product type: Headset; wearing style: In-ear; connectivity technology: True Wireless Stereo (TWS); noise canceling: Yes. This entry covers manufacturer code SM-R640NZDAEUB. Specifications relate to this exact source record; other editions or packages may differ.
Automatically assembled from the source specifications. This is a factual summary, not a hands-on review.
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Specifications
Manufacturer code: SM-R640NZDAEUB. Icecat product 141890869 · Checked 25 Sep 2026. The source lists this code for Great Britain. No specifications are transferred from other editions.
Key specifications
The main features to compare for this exact model. Missing details are not assumed.
| Product type | Headset |
|---|---|
| Wearing style | In-ear |
| Connectivity technology | True Wireless Stereo (TWS) |
| Noise cancellation | Yes |
| Bluetooth | Yes |
| Microphone type | Built-in |
| Weight | 5.1 g |
More product specifications
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Audio & listening8 details
| Headset type | Binaural |
|---|---|
| Ear coupling | Intraaural |
| Noise canceling type | Active |
| Noise reduction | Yes |
| Number of microphones | 6 |
| MEMS (Micro-Electro-Mechanical System) microphone | Yes |
| Left earpiece weight | 5.1 g |
| Right earpiece weight | 5.1 g |
Connections & wireless4 details
| USB connectivity | Yes |
|---|---|
| USB connector | USB Type-C |
| Bluetooth profiles | A2DP, AVRCP, HFP, PBP, TMAP |
| Bluetooth version | 6.1 |
Power & battery22 details
| Battery operated | Yes |
|---|---|
| Battery capacity | 61 mAh |
| Right earpiece battery capacity | 61 mAh |
| Left earpiece battery capacity | 61 mAh |
| Battery recharge time (charging case) | 1.23 h |
| Battery capacity (charging case) | 530 mAh |
| Continuous audio playback time (charging case/ANC on) | 26 h |
| Continuous audio playback time (charging case/ANC off) | 30 h |
| Continuous audio playback time (ANC on) | 6 h |
| Continuous audio playback time (ANC off) | 7 h |
| Battery recharge time | 0.55 h |
| Talk time (ANC on) | 4.5 h |
| Talk time (ANC off) | 5 h |
| Wireless charging | Yes |
| Charging case dimensions (W x D x H) | 28.3 x 51 x 51 mm |
| Charging case weight | 44.3 g |
| Charging case | Yes |
| Charging case capacity | 530 mAh |
| AC adapter included | No |
| USB Type-C charging port | Yes |
| USB Type-C required charging power (min) | 2.5 W |
| USB Type-C required charging power (max) | 4.5 W |
Controls & features2 details
| Proximity sensor | Yes |
|---|---|
| Voice commands | Yes |
Design & dimensions5 details
| Product colour | Pink gold |
|---|---|
| Water and dust resistance (IP rating) | IP57 |
| Width | 18.1 mm |
| Depth | 18.1 mm |
| Height | 30.9 mm |
Software & compatibility1 detail
| Mobile operating systems supported | Android |
|---|
Further product details5 details
| Recommended usage | Calls/Music |
|---|---|
| Accelerometer | Yes |
| Gyroscope | Yes |
| Adaptive EQ | Yes |
| Driver unit | 1.1 cm |
Specifications describe the supplied product data, not measured review results. Battery life, range and performance figures are source claims and can vary with use.
