Riversong Array L Single In-Ear Wireless Headset Black (EA21)

Specifications:

• Brand: Riversong
• Model: Array L (EA21)
• Color: Black
• Bluetooth Version: V4.1 + EDR
• Charging Time: 2.5 hours
• Talk Time: 4 Hours
• Music Play Time: 4 Hours
• Battery: 70mAh Li-Polymer Battery
• Operating Range: 10M (open space)
• Frequency Range: 2.402-2.480GHZ, 2.4G ISM band