verykool s4009 Crystal
Platform
| GPU | Mali-400 |
| CPU | Dual-core 1.3 GHz Cortex-A7 |
| Chipset | Mediatek MT6570 (28 nm) |
| OS | Android 6.0 (Marshmallow) |
Memory
| Internal | 8GB 512MB RAM |
| Card slot | microSDXC |
Main Camera
| Video | 720p@30fps |
| Features | LED flash, panorama |
| Single | 5 MP, f/2.4 |
Selfie camera
| Video | |
| Single | 2 MP |
Display
| Resolution | 480 x 800 pixels, 5:3 ratio (~233 ppi density) |
| Size | 4.0 inches, 45.5 cm2 (~54.3% screen-to-body ratio) |
| Type | TFT |
Body
| SIM | Dual SIM (Mini-SIM/ Micro-SIM, dual stand-by) |
| Weight | - |
| Dimensions | 127 x 66 x 10.7 mm (5.0 x 2.60 x 0.42 in) |
Battery
| Talk time | Up to 4 h (3G) |
| Stand-by | Up to 150 h (3G) |
| Type | Li-Ion 1200 mAh, removable |
Sound
| 3.5mm jack | Yes |
| Loudspeaker | Yes |
Features
| Sensors | Accelerometer |
Misc
| SAR | 1.13 W/kg (head) 0.81 W/kg (body) |
| Colors | Black/Gold |
Comms
| USB | microUSB 2.0 |
| Radio | Stereo FM radio |
| NFC | No |
| GPS | Yes, with A-GPS |
| Bluetooth | 4.0, A2DP, LE |
| WLAN | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
Launch
| Status | Discontinued |
| Announced | 2017, June. Released 2017, June |
Network
| Speed | HSPA 21.1/5.76 Mbps |
| 3G bands | HSDPA 850 / 1900 / 2100 |
| 2G bands | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| Technology |