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) 
 
BODY: 143.4 x 72.1 x 8.9 mm (5.65 x 2.84 x 0.35 in)
WEIGHT: 154 g (5.43 oz)
OS: Android 5.1 (Lollipop) - 3G model
Android 6.0 (Marshmallow) - LTE model
CHIPSET: Spreadtrum SC9830
CPU: Quad-core 1.5 GHz - J106F/DS
Quad-core 1.2 GHz - J106B/DS, J106H/DS
GPU: Mali-400MP2
INTERNAL MEMORY: 8 GB, 1 GB RAM
MAIN CAMERA: 5 MP, f/2.2
FRONT CAMERA: VGA 
FEATURES: Accelerometer, gyro, proximity 
BATTERY: Non-removable Li-Ion 1500 mAh battery
MISC: COLORS; Black, Gold,White
NETWORK: TECHNOLOGY; GSM / CDMA / HSPA / LTE