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Olive wireless earbuds in a matching charging case

SAMSUNG

SAMSUNG SM-R177NZGAXAR Galaxy Buds2 Olive headphone

SKU CH-S8G4-A7CE1 MPN SM-R177NZGAXAR

True wireless earbuds with active noise cancellation, Bluetooth 5.2, and 61 mAh earbud battery in an olive finish

  • TypeWireless
  • ColorOlive
  • Ear CouplingBinaural
  • Noise CancellingActive
  • Wireless TypeBluetooth 5.2
  • BatteryBattery Capacity (Earbud) 61 Battery Capacity (Case) 472

Color Olive

  • Active Noise Cancellation blocks unwanted sound for focus
  • Ambient Sound mode lets you hear surroundings when needed
  • Bluetooth 5.2 provides stable wireless connection
  • 2-way dynamic speakers deliver powerful bass
  • Three microphones plus voice pickup unit ensure clear calls

Product identity

Samsung Galaxy Buds2 are true wireless earbuds in Olive that use Bluetooth 5.2 connectivity and active noise cancellation. The package includes a charging case, three sizes of eartips, a USB cable and a quick start guide. They are aimed at listeners who want compact buds with ambient sound transparency.

Who it suits

Android users on version 7.0 or later with at least 1.5 GB of RAM can access the full feature set including Bixby voice control. The three-microphone array plus a voice pickup unit is built for clear calls in noisy environments. Buyers who need multi-point pairing across two active devices or a wired audio jack should look elsewhere.

Deciding specification

Battery capacity is 61 units per earbud and 472 units for the charging case, which together determine how long you can listen between charges. If that runtime does not match your daily use pattern, a different model will be required.

Highlights

  • Active Noise Cancellation blocks unwanted sound for focus
  • Ambient Sound mode lets you hear surroundings when needed
  • Bluetooth 5.2 provides stable wireless connection
  • 2-way dynamic speakers deliver powerful bass
  • Three microphones plus voice pickup unit ensure clear calls

Specifications

BrandSamsung
SeriesGalaxy Buds2
ModelSM-R177NZGAXAR
Part NumberSM-R177NZGAXAR
TypeWireless
ColorOlive
Ear CouplingBinaural
Noise CancellingActive
Wireless TypeBluetooth 5.2
BatteryBattery Capacity (Earbud)
61
Battery Capacity (Case)
472
CompatibilityCompatible Specification of Smartphone: Android 7.0 ? , 1.5GB?
FeaturesAmbient Sound: Yes
Bixby Connection: Yes
Microphone: 3 M=mic (2 outer + 1 inner) + Voice Pickup Unit
Speaker: 2 Way Dynamic with Powerful Bass
Call Receiving: 3 Mic + Voice Pickup Unit
Package ContentsCharging Case
Earbuds
Eartips (S, M, L)
Quick Start Guide
USB Cable
Shipping weight0.14 kg
Package size52 × 50 × 28 mm

Other versions of this model

2 more in the same range

Same family, different memory, cooler or clock — compare before you commit.

Questions about this item

How much heat or noise do the Galaxy Buds2 Olive generate during an all-day listening session?

True wireless earbuds produce no audible fan noise and negligible heat; the 61 mAh earbud batteries and 472 mAh case deliver hours of playback without thermal discomfort.

What must I already own for the Galaxy Buds2 Olive to work?

You need a smartphone running Android 7.0 with at least 1.5 GB RAM to use the Samsung Wearable app for setup, ANC control, and Bixby voice features.

Will the Galaxy Buds2 Olive pair reliably with my older Galaxy phone that uses Bluetooth 5.2?

Yes — Bluetooth 5.2 is backward-compatible, so the earbuds maintain a stable connection and support the 3-microphone call system on any phone with that Bluetooth version.

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