1.Model: i10 - Max 2.Packing size: 11.59*8*3CM 3.Package weight: 84g 4.Configuration: high matching real copper ring around the three - dimensional 5.Battery: 400 mah + 40 mah 6.Headphone size: 9.6* 17.59MM 7.Size of charging bay: 54.05 *44.6MM 8.Wireless distance: About 10M Listen to music for 3-4 hours, charge for 1-2 hours and standby for 120 hours. Brand No Brand SKU 100532456_NP-1020898963