Sony introduced the waterproof Xperia M4 Aqua Dual recently and it retails officially at $390 (80,000 Naira). The Xperia M4 Aqua Dual is a dual SIM smartphone which is available in Black, White, and Coral color options. It is dual Nano-SIM enabled and has 4G, Wi-Fi, NFC and Bluetooth. It has 8 or 16 GB internal memory, 2 GB RAM and 32 GB capacity microSD card slot.
Its rear camera is 13MP, 4128 x 3096 pixels with autofocus and LED flash while the front camera is 5 MP, 720p .The Xperia M4 Aqua Dual is IP68 certified dust and water resistant up to 1 meter and 30 minutes. It runs Android Lollipop v5.0 on a 64-bit Qualcomm Snapdragon 615 SoC chip and Quad core 1.5 GHz/ 1.0 GHz Cortex A53 processor and features a 5-inch, 720×1280 pixels HD IPS LCD display. It has 16GB in-built memory and a 128GB capacity microSD card slot. It uses a non-removable Li-Ion 2400 mAh battery.