스마트폰 불량 테스트

Smartphone Defect Inspection App

Precisely check for hardware issues before purchasing a used phone or after unboxing a new one.

[Key Features]
- Dead Pixel Test: Check for display defects with a multi-color screen
- Speaker Test: Check speaker sound quality with multiple frequency sources
- Quick Test: Complete in under a minute with simple controls

[Recommended for]
- Those who need to check the condition of a used phone before purchasing it
- Those who need to check for initial defects in a new phone
- Smartphone repair/sales businesses

Download now and get a complete smartphone inspection!