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General

NameSymphony B12Vivo Y91-
Model B12Y91-
PriceTk. 999Tk. 14,990-

Network

Network TypeGSM GSM / HSPA / LTE-
Network 2GGSMGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only)-
Network 3G- HSDPA 850 / 900 / 2100-
Network 4G-LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 38(2600), 40(2300), 41(2500)-
Network Speed-HSPA 42.2/5.76 Mbps, LTE Cat5 150/75 Mbps-
Network GPRSYesYes-
Network EDGEYesYes-

Display

Display Type TFT QQVGA IPS LCD capacitive touchscreen, 16M Colors -
Display Size 1.77" 6.22 inches, 96.6 cm2 (~82.9% screen-to-body ratio)-
Display Resolution QQVGA (128*160) 720 x 1520 pixels, 19:9 ratio-
Display Multitouch-Yes-
Display Density- 270 ppi density-

Camera

Primary Camera 0.08 MP13MP
2MP, Depth Sensor
-
Secondary Camera- 8MP, f/1.8-
Camera Features-LED Flash, Panorama-
Video Yes [email protected]-

Body

Body Dimensionsinfo not available155.1 x 75.1 x 8.3 mm (6.11 x 2.96 x 0.33 in)-
Body Weightinfo not available 163.5 g-
Body ColorBlack Ocean Blue, Starry Black-
Body Buildinfo not available--

Launch

Launch AnnouncementAvailableJanuary. 2019-
Launch DateAvailableReleased January. 2019-

Platform

Operating SystemNo OS Android 8.1 (Oreo)-
CPU- Octa-core 2.0 GHz Cortex-A53-
GPU- PowerVR GE8320-
Chipset- Mediatek MT6762 Helio P22-

Memory

Memory Internal24 MB ROM 64GB-
Memory External up to 8 GB microSD, up to 256GB-
Ram32 MB RAM 3GB-

Battery

Battery Type Li-ion Battery Non-removable Li-Po Battery -
Battery Capacity 800 mAh Battery 4030 mAh Battery-
Battery Stand by 200 hrs (depend on phone setting, network)--
Battery Talk time 4 hrs (depend on phone setting, network)--

Multimedia

Fm RadioYes Yes-

Sound

Audio Vibration, MP3, WAV Ringtones Vibration, MP3, WAV Ringtones-
LoudspeakerYesYes-
3.5mm JackYesYes - Active noise cancellation with dedicated mic-

Connectivity

WiFiYes Wi-Fi 802.11 b/g/n, WiFi Direct, Hotspot-
BluetoothYes 5.0, A2DP, LE-
USBYes microUSB 2.0, USB On-The-Go-
GPSYes Yes, with A-GPS, GLONASS, BDS-

Features

Sensors- Fingerprint -rear-mounted, accelerometer, proximity, compass-
MessagingYes SMS(threaded view), MMS, Email, Push Email, IM-
Browser- HTML5-
JavaYes No-

Other

Made ByChina China-
Other Features Speaker Size : 16 x 16
Other Features : Torchlight
Photo/video editor-