Product Name: A1 Bluetooth Speaker Product Size: 7*7*4.8cm Product material: metal Color box size: 7.2*7.2*6.5cm Product net weight: 112g/gross weight: 130g Available colors: rose gold, silver, red, blue, gold, black Case size: 38*30.8*33.3cm 100pcs Power usage time: 2-3h Charging time: 2h Battery capacity: 350 mAh