LED glowing light, Micro SD Card Reader Plug & Play, Super Bass, Answer phone calls and talk via Bluetooth Speaker. Features Wireless Bluetooth Operated / Cable Operated Rechargeable Litium Battery Built-in Mic Packaging: White Box Material: Stainless Steel Dimension: 7.1cm x 4.2cm Color(s): Black, Silver, Gold, Rose Gold Carton Packing: 42.00 cm x 34.00 cm x 24.00 cm Qty Per Carton: 80 Carton Weight: 14.40 kg