Placing the SIM card into another device verified that service still exists, and placing a known good SIM into the unit also showed "No Service
I received the Sim Adapter, and installed my T-Mobile Pay-As-You-Go MICRO SIM into the (Standard) MINI SIM Slot under the battery and the phone was instantly working great, sound was clear, and no problems connecting for phone calls
The sim 1 doesn't work
You are reading snippets from reviews of BLU Tank 3 - GSM Unlocked Dual Sim Cell phone with 1,900 mAh Battery -Grey
So expect crappy service and poor voice quality in places where a smart-phone would work just fine.
BUT, I could not get it to work on MetroPCS (which is running on T-mobile GSM network).I was quite shocked at how good the quality of music was through a Bluetooth headset
For MP3 player, the min volume is not as loud, but still too loud for me, but sound quality is fine
The camera is pretty terrible (VGA quality, and fairly grainy with questionable focus).
This O S is proprietary, No Android Google Play Store or Internet on this
Solid construction, well thought out user interface, surprisingly long battery life, small size fits comfortably in my Jeans pocket, has already survived several drops onto hard surfaces which killed my earlier cheap phones.
This O S is proprietary, No Android Google Play Store or Internet on this
You are reading snippets from reviews of BLU Tank 3 - GSM Unlocked Dual Sim Cell phone with 1,900 mAh Battery -Grey