| Price | 0 USD |
| Brand | verykool |
| Model | verykool s4009 Crystal |
| Status | Available. Released 2017, June |
| Release Date | 2017-06 |
| RAM | 512 MB RAM |
| STORAGE | 8 GB |
| Memory Slot | microSD, up to 64 GB |
| Rear Camera | 5 MP |
| Feature | panorama, LED flash |
| Video Recording | 720p@30fps |
| Front Camera | 2 MP |
| Front Video Recording |
| Network | 2G/3G |
| USB | microUSB 2.0 |
| GPS | Yes, with A-GPS |
| Bluetooth | 4.0, A2DP, LE |
| WLAN | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot |
| SIM | Dual SIM (Mini-SIM/ Micro-SIM, dual stand-by) |
| EDGE | Yes |
| GPRS | Yes |
| Speed | HSPA 21.1/5.76 Mbps |
| Type | Removable Battery |
| Size | 1200 mAh, Li-Ion Battery |
| Charging |
| Sensors | Accelerometer |
| Type | TFT capacitive touchscreen, 16M colors |
| Size | 4.0 inches, 480 x 800 Pixel |
| Aspect Ratio | 5:3 |
| PPI | ~233 ppi density |
| Screen to Body Ratio | ~54.3% |
| Protection | |
| Build |
| OS | Android 6.0 Marshmallow |
| Chipsets | Mediatek MT6570 (28 nm) |
| GPU | Mali-400 |
| CPU | Dual-core 1.3 GHz Cortex-A7 |
| Colors | Black/Gold |
| Weight | - |
| Dimensions | 127 x 66 x 10.7 mm (5.0 x 2.60 x 0.42 in) |
| NFC | |
| 3.5mm Jack | Yes |
| Charging | |
| Water Proof |
| Radio | Stereo FM radio |
| Loudspeaker | Yes |