pocket smartphone bluetooth 4 0

{"cid":"91222783","title":"XS18 Pro Mini 3G Smart Phone Android 8.1 3.0 Inch 2+16GB Dual SIM GPS WiFi Bluetooth HiFi Speaker","imgUrl":"https:\/\/img.chinax.com\/nimg\/3d\/da\/484c26f21429d49f05a2f7b0f267-200x200-1.jpg","attrs":{"Price":"USD 39 \/PC","Brand Name":"Rainbuvvy","Model Number":"soyes xs18 pro","Minimum Order Quantity":"10 pcs","Delivery Time":"5-8 work days","Certification":"CE","Place of Origin":"China","Payment Terms":"L\/C, T\/T","Supply Ability":"100pcs per 5 days","Packaging Details":"10cm*8cm*5cm","Model":"SOYES XS18 Pro (New ArrivialMini Smartphone)","color":"black","Band":"2G: GSM 850\/900\/1800\/1900; 3G WCDMA: B1\/B2\/B5\/B8","Sim Card":"Dual SIM Card Dual Standby (nano sim card)","GPS":"Yes","Style":"Bar","Shell Material":"Nami Meatal Glass(Double Glass Body 3D Design, Metal Structure)","OS":"Android 8.1","Chipset":"MediaTek, Quad core, MTK6580","ROM":"2GB","RAM":"16GB","Card Extend":"Support, (Maximum extend to 64 GB)"}}