Please include the specifications of the order product when filling up your order. On the lower part portion of product image, then click "add note" to specify your prefer color, memory and specification.
(ex. Vivo V15, 128gb, 6gb RAM, Coral Red) (ex. BT HF PRO SY BT1607, Red) 
* BODY    
Dimensions    156.2 x 75.6 x 8.2 mm (6.15 x 2.98 x 0.32 in)
Weight            168 g (5.93 oz)
Build             Glass front, plastic back, plastic frame
SIM                     Dual SIM (Nano-SIM, dual stand-by)
* DISPLAY    
Type              IPS LCD capacitive touchscreen, 16M colors
Size                  6.2 inches, 95.9 cm2 (~81.2% screen-to-body ratio)
Resolution      720 x 1520 pixels, 19:9 ratio (~271 ppi density)
* PLATFORM    
OS                     Android 8.1 (Oreo), ColorOS 5.1
Chipset             Qualcomm SDM450 Snapdragon 450 (14 nm)
CPU             Octa-core 1.8 GHz Cortex-A53
GPU             Adreno 506
MEMORY    
Card slot    microSDXC (dedicated slot)
Internal            64GB 3GB RAM eMMC 5.1
MAIN CAMERA    
Dual            13 MP, f/2.2, AF
                          2 MP, f/2.4, (depth)
Features    LED flash, HDR, panorama
Video             1080p@30fps
SELFIE CAMERA    Single    8 MP, f/2.2
Video    1080p@30fps