Vivo TWS Air 3 Pro

Classification

Vivo TWS Air 3 Pro
Classification
Grade	D
Calculator version	1
Classification date	2025-10-09
Information
Name	Vivo TWS Air 3 Pro
Brand by Parent	Vivo by Vivo
Generation	Air Series, 3rd Generation (Pro model)
Model(s)	TWS Air3 Pro
Release date	2024-05-30
Type/Category	Earphone
Website	[1]
Status	In sale
More
Dimensions	Earbud: ~25.1 x 20.1 x 23.3 mm; Charging Case: ~59.5 x 48.5 x 24.8 mm
Mass	Earbud: ~4.4g each; Charging Case: ~41.8g
Operating system	Proprietary firmware for audio processing and connectivity
Companion App	vivo Hi-Fi Audio
CPU	Not Applicable
GPU	Not Applicable
Memory	Not Applicable
Storage	Not Applicable
Battery	Earbud: 42mAh each; Charging Case: 460mAh
Power	USB Type-C charging
Charging	Wired charging for case. Fast charging for earbuds (1.5 hours of playback from 10-minute charge)
Display	No
Camera	No
Sound	11mm dynamic driver, Deep Bass System 3.0, Active Noise Cancellation (ANC) up to 49dB, 3D Spatial Audio
Connectivity	Bluetooth 5.4

Device
Criterion	Value	Proof(s)	Comment
Known hardware tampering	None	[]
Known vulnerabilities	None	[]
Prior attacks	None	[]
Updatability	None	[]
Category score	2

System
Criterion	Value	Proof(s)	Comment
Authentication with other systems	No	[]
Communications	No encryption	[]
Storage	No encryption	[]
Category score	3

User Authentication
Criterion	Value	Proof(s)	Comment
Account management	Absent	[]
Authentication	Absent	[]
Brute-force protection	Absent	[]
Event logging	Access event logged	[]
Passwords	Default/Common/Easy to guess	[]
Category score	3

Grade	D