External

Headphone jack works
Sleep/Wake button works
Glass is free of damage
Backlight is working properly
home button operates smoothly
Edge and corners are not dented
Ring/Silent switch works
LED flash is bright
Volume buttons work

Internal

SIM card tray eject properly
Device charges normally
Device passes data via USB
Earpiece audio is not distorted
Touchscreen functions fluidly
No dead pixel

Functionality

Speaker is loud and clear
Front camera takes great selfies
Front camera video recording is clear and ready for video chat
Rear camera captures true, sharp images
Rear camera Autofocus working
Rear camera video recording is smooth
Microphone records clear sound
Voice commands works
Check that it is not a stolen or lost device

Connectivity

Access Wi-Fi
Connects to network
Makes call
Bluetooth works
Connect to website
Able to connect to GPS

Model
Highlight
Capacity
Warranty

VIVO Y21S

Product Details

Details

External

Internal

Functionality

Connectivity