Edit Classification: Samsung Galaxy Buds4 Pro (SM-R640)

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1. General Information

Product full name *
Brand * (see Category:Brand)
Parent company (see Category:Brand)
Website *
Release date *
Generation / Model(s)	Gen: • Model:
Type/Category * (see Category:Product)
Status
Dimensions & Mass	Dim: • Mass:
Operating System & App	OS: • Companion App:

2. Hardware Specifications

CPU / GPU	CPU: • GPU:
Memory / Storage	RAM: • Storage:
Power, Battery & Charging	Battery: • Power: • Charging:
Display & Camera	Display: • Camera:
Sound & Connectivity	Sound: • Connectivity:

3. Security Classification

Device Security

Criterion	Value *	Proof URLs (Paste URLs directly)
Known hardware tampering	None Rare Very common	https://www.samsung.com/uk/audio-sound/galaxy-buds4-pro/buy/
Known vulnerabilities	None Rare Very common	https://www.bluetooth.com/blog/ble-security/
Prior attacks	None Rare Very common	https://source.android.com/docs/security/bulletin/wear
Updatability	Very common Rare None	https://www.samsung.com/us/apps/galaxy-wearable/

System Security

Criterion	Value *	Proof URLs (Paste URLs directly)
Authentication with other systems	Full Partial No	https://www.bluetooth.com/blog/le-audio/
Communications	Encrypted with up-to-date encryption Encrypted with obselete encryption No encryption	https://www.bluetooth.com/blog/ble-security/
Storage	Encrypted with up-to-date encryption Encrypted with obselete encryption No encryption	https://www.samsung.com/uk/audio-sound/galaxy-buds4-pro/buy/

User Authentication

Criterion	Value *	Proof URLs (Paste URLs directly)
Account management	Full Basic Absent	https://www.samsung.com/us/apps/galaxy-wearable/
Authentication	Secure Basic Absent	https://www.bluetooth.com/blog/ble-security/
Brute-force protection	Exist Basic Absent
Event logging	Access event logged Partial logging Absent
Passwords	Require change after setup with complexity requirements Require change after setup Default/Common/Easy to guess	https://www.bluetooth.com/blog/ble-security/

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Samsung Galaxy Buds4 Pro are 2026 premium true wireless earbuds (61 mAh per earbud, 530 mAh case) with ANC and AKG-tuned 2-way speakers. The earbuds themselves have no standalone authentication, no local account system, and minimal onboard storage (configuration only). All pairing and authentication logic resides on the host phone/tablet via the Galaxy Wearable companion app. Communications use Bluetooth 5.4 / LE Audio with AES-CCM encrypted links via Secure Connections pairing. There is no storage encryption mechanism because no user data is stored on the earbuds. Firmware updates are delivered over-the-air via Galaxy Wearable. Attack surface is extremely limited; Bluetooth relay/spoofing attacks are theoretically possible but rare in practice.

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Edit Classification: Samsung Galaxy Buds4 Pro (SM-R640)

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Edit Classification: Samsung Galaxy Buds4 Pro (SM-R640)

1. General Information

2. Hardware Specifications

3. Security Classification

Device Security

System Security

User Authentication

4. Reserved for Admins / Sysops

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