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General

NameSymphony B12Energizer Hardcase H280S-
Model B12 Hardcase H280S-
PriceTk. 999Tk 7,500-

Network

Network TypeGSM GSM / HSPA / LTE-
Network 2GGSMGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-
Network GPRSYesYes-
Network EDGEYesYes-
Network 3G-HSDPA 900 / 2100-
Network 4G-LTE band 1(2100), 3(1800), 7(2600), 8(900), 20(800), 28(700), 40(2300)-
Network Speed-HSPA, LTE-

Display

Display Type TFT QQVGA 2.8 inches TFT Display-
Display Size 1.77" 2.8 inches, 24.3 cm2 (~26.7% screen-to-body ratio)-
Display Resolution QQVGA (128*160) 240 x 320 pixels, 4:3 ratio-
Display Density- 143 ppi density-

Camera

Primary Camera 0.08 MP 2MP-
Video Yes Yes-
Secondary Camera- 0.3MP-
Camera Features- LED Flash-

Body

Body Dimensionsinfo not available142 x 64 x 16.5 mm (5.59 x 2.52 x 0.65 in)-
Body Weightinfo not available 256 g-
Body Buildinfo not available--
Body ColorBlackBlack-

Launch

Launch AnnouncementAvailableFebruary,2019-
Launch DateAvailableReleased January,2020-

Platform

Operating SystemNo OSKaiOS -
CPU- Dual-core (2x1.2 GHz)-
GPU- Spreadtrum SC9820E-

Memory

Memory Internal24 MB ROM 4GB-
Memory External up to 8 GB microSDXC-
Ram32 MB RAM 512MB-

Battery

Battery Type Li-ion Battery Li-Ion Battery -
Battery Capacity 800 mAh Battery 2000 mAh-
Battery Stand by 200 hrs (depend on phone setting, network)--
Battery Talk time 4 hrs (depend on phone setting, network)--

Multimedia

Fm RadioYesYes-

Sound

Audio Vibration, MP3, WAV RingtonesYes-
LoudspeakerYesYes-
3.5mm JackYesYes-

Connectivity

WiFiYes Wi-Fi 802.11 b/g/n, Hotspot-
BluetoothYes Yes (v3.0)-
USBYes microUSB 2.0-
GPSYes Yes, with A-GPS-

Features

MessagingYes Yes-
JavaYes--

Other

Made ByChinaUS-
Other Features Speaker Size : 16 x 16
Other Features : Torchlight
Downloadable applications Facebook, Gmail, Whatsapp, etc.-