Please include the specifications of the 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 other specification.
(ex. Vivo V15, 128gb, 6gb RAM, Coral Red) (ex. BT HF PRO SY BT1607, Red) 
* DISPLAY    
Type    IPS LCD
Size    4.3 inches, 51.0 cm2 (~64.7% screen-to-body ratio)
Resolution    480 x 854 pixels, 16:9 ratio (~228 ppi density)
Protection    Oleophobic coating
* PLATFORM    
OS    Android 4.2 (Jelly Bean)
Chipset    Mediatek MT6572 (28 nm)
CPU    Dual-core 1.3 GHz Cortex-A7
GPU    Mali-400
* MEMORY    
Card slot microSDHC (dedicated slot)
Internal  4GB 512MB RAM (SS), 8GB 512MB RAM (DS)
* MAIN CAMERA    
Single     5 MP, AF
Features LED flash, panorama
Video    720p@30fps
* SELFIE CAMERA    
Single    Yes
Video    
SOUND    
Loudspeaker    Yes
3.5mm jack    Yes
COMMS    WLAN    Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth    4.0, A2DP
GPS    Yes, with A-GPS
NFC    No
Radio    Stereo FM radio, RDS
USB    microUSB 2.0
* FEATURES    
Sensors    Accelerometer, proximity, compass