Whats APP only, please

Brand New Smart Wakie Takie, no need special frequency and station. Place SIM card then can work.

OS: Android 5.1
Screen Size: 2 inch
Battery: 3000mAh
SIM card: 1 micro SIM
GPS: Y
WiFi: Y
BT: BT4.1
Noise reduction: Dual
Riyadh Electronics, SAR 980 / Smart Wakie Talkie, 1 Riyadh Electronics, SAR 980 / Smart Wakie Talkie, 2 Riyadh Electronics, SAR 980 / Smart Wakie Talkie, 3