Bluetooth Speaker Sports Headband includes the following features :

• Bluetooth speaker: Ø30MM
• Impedance: 16Ω
• 2W x 2 sets
• Operated with 3.7V / 180 mAh batteries
• Charging time: 2 Hours
• Playing time: Max. 3.5 hours
• Attached with elastic headband that available in customized colors

Material :

• ABS housing
• Elastic fabric band

Size closed :

• Speaker - Size of 5.1 x 5.1 x 2.05 cm