GoolRC LC-B41 Wireless Headset

Specifications: Product Type: Wireless BT Headset BT Version: 4.1 With Microphone: Yes Support Profiles: A2DP/AVRCP/HFP/HSP Operation Distance: Up to 10m (Free Space) Frequency Response: 20 - 20000 Hz Impedance: 16Ω Battery capacity: 260mAh Talk Time / Music Play Time: about 24 hours Charging time: 3 hours Color: Black / White (optional) Headphone weight: 13g / 0.46oz Package size: 8.5 * 5.2 * 3.5cm /3.35 * 2.05 * 1.38in Package weight: 57g / 2.01oz Package List: 1 * Headphone 3 * ear hook 3 * earbuds 1 * USB jack headset 1 * data cable 1 * instruction manual (multilingual)