North Bayou (NB F160) Ergonomic Desk Mount Dual Monitor Arm, Up To 17-27″ Size & 2-9kg Weight, Vesa 75mm x 75 mm To 100mm x 100mm Mounting Hole

Product Model: TWS-10iWireless Version: V5.1Transmission Distance: 10mDriver Unit: 13mmFrequency Response: 50Hz-20KHZImpedance: 160hmRated Power:10mWCharging Case Battery Capacity: 250mAHEarbud Battery Capacity: 30mAHCharging times of Charging Case: 4Input: DC5V–1A PlayTime: 4HStandby Time: 200HCharging Time: 1.5HNet Weight: 30.2gCharging Case Size : 45*44*21mm