If you have a Bluboo X550 in your hands then keep an eye on your notifications as an OTA update is on the way.
Bluboo haven’t released the change log for the update but they have confirmed an Android 5.1 OTA will be making its way to the big battery phone in the coming days.
The Bluboo X550 boasts a 5300mAh battery with fast charger capable of a claimed 16 hours of video playback. The phone also uses a Mediatek MT6735 chipset with LTE support for just $149.99.
We haven’t had a chance to try the Bluboo X550 so we ask GizChina readers to give their opinions about this battery phone in the comments below.