Package included
I7S TWS Wireless Bluetooth Headphones
Earbuds Earphones with Charger Case Twins
Mini Bluetooth Earbuds for iPhone Android 
Feather:Wirless version: V4.1+EDR
Impedance: 32Ω Mic Sensitivity:42Db
Wireless Frequency:2.4GHZ Battery Capacity:65MAH/950MAH
Working Temperature: 10-50°C Charging Voltage:DC5V
Transmission Distance: 12M Playing time:2-3 hours
Charging time: 1-2 hours Standby time: 100 hours
Colour:Black/White/Red/Gold/Rose Gold
Product inclued:2*Bluetooth earphone2*USB Cables1*Chargering BOX1*Manual