General
- Brand Symphony
- Model i21
- Device Smartphones
- Added November 19, 2018
- Updated June 23, 2024
Launch
- Announced Available
- Status Released May, 2017
Network
- Technology GSM / HSPA
- 2G bands GSM 900/1800
- 3G bands WCDMA 2100
- Speed HSPA
- GPRS Yes
- EDGE Yes
Body
- Dimensions 145.5 X 72.6 X 8.85 mm
- Weight 144g (with battery)
- SIM Dual SIM (Micro)
Display
- Type IPS Touchscreen
- Size 5 inches
- Resolution HD 720 × 1280 pixels (294 ppi density)
Platform
- OS Android 6.0 (Marshmallow)
- CPU 4x Cortex-A7 1.3 GHz
- GPU Mali-400 MP2
Memory
- Card slot microSD, up to 32 GB
- Internal 8 GB
- RAM 1 GB RAM
Main camera
- Single 8 MP
- Features f/2.0 (back), f/2.2 (front), Front Flash, Makeup Effect (beauty effect), Filter, GIF, Frame, Burst Mode, Actione Mode, Night Mode, Portrait Mode, Scenery Mode and Face Detection
- Video 1080p@30fps
Selfie camera
- Single 5 MP
Sound
- Alert types Vibration, MP3, WAV Ringtones
- Loudspeaker Yes
- 3.5mm jack Yes
Connectivity
- WLAN Yes
- Bluetooth Yes (V2.1)
- GPS Yes, with A-GPS
- NFC No
- FM radio Yes
- USB microUSB 2.0
Features
- Sensors G-sensor, Proximity, Light
- Messaging SMS(threaded view), MMS, Email, Push Email, IM
- Browser HTML5
- Java No
Battery
- Stand-by 220 Hours (Depends on Phone Settings & Network)
- Talk time 11 Hours (Depends on Phone Settings, Network)
- Type Removable Li-Po
- Capacity 2500 mAh Battery
More
- Made by China
- Color Gold, Black, Grey+Black
- Other Features OTG : No USB Modem : Yes