Bluetooth Earphone Mounting Ear Private Model Business Upgrade $ 7.07 Product information: Charging voltage/current: 5V/1A Charging time: about 1 hour Standby time: 120 hours Speaker impedance: 8MM 32&; Sensitivity: -42dB Operating temperature: -10-50 Weight: 7.4GB Headphone size: 4.94.52.4CM Weight: 35G Set size: 167 2.5cm Packing list: With charging cable 1, manual 1, ear cap 1, headset 1
