Lenovo Vibe S1 surfaced back in February and recently got certified on TENAA. the smartphone feature dual selfie cameras on the front. Even the image revealed by TENAA showed two sensor on the right side of the earpiece.
5-inch (1920 x 1080 pixels) display
1.7GHz Octa-Core processor
2GB RAM, 16GB internal memory, expandable memory up to 32GB with microSD
Android 5.0 Lollipop
Dual SIM
13MP rear camera with LED Flash
Dual 5MP front-facing cameras
Dimensions: 143 × 70.8 × 7.85mm; Weight: 130g
4G LTE/ 3G HSPA+, WiFi, Bluetooth 4.0, GPS
2,420mAh battery
The Vibe S1 will come in Black, White, Violet, Blue and Pink colors. It is expected to be announced at the IFA 2015 in Berlin in September