Item Type: Wireless Earbuds Material: ABS Chip: 6963 Bluetooth Version: 5.1 Earphone Speaker: 8mm Built-In Lithium Battery: 50mah for left and right earphones, 2000mah for charging compartment Transmission Distance: 10m / 32.8ft Charging Time: 1-2h Package List 1 x Manual 2Pairs x Ear Cap 1 x Charging Cable 1 x Charging Case 1Pair x Earphone 1Bluetooth 5.1 wireless headset, the signal is more stable, the transmission distance is longer, and the power consumption is lower. 2The multifunction charging compartment can not only charge the earphones, but also serve as an emergency power bank. 3Automatic poweron pairing, take out the automatic poweron automatic matching, automatically connect back to the mobile phone and have a builtin highsensitivity touch panel. 4The magnetic induction closes the cabin, without pressing hard, the cabin door is easily opened, which solves the inconvenience of using traditional snapin storage cabins. 5LED digital power display, the remaining power in the charging compartment is clear at a glance, avoiding the embarrassment of sudden power loss. 6Single and dual ears can be switched freely, dual earphones can be connected to a mobile phone at the same time to share a piece of music, or single ear connection.