ITEM NAME:Y-12 Wireless Bluetooth Earphone Bone Conduction Earhook Headphone (Red) Product Description Description: Specifications: Model: Y-12 Bluetooth version: 4.1 Vocal Track: Stereo Support protocol: A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D11.3 Bluetooth band: 2.4 GH Bluetooth transmission distance: 10 meters Battery capacity: 90 mAh lithium battery Standby time: 160 hours Call/play time: about 5 hours Charging time: 10 minutes Color: Red Note: Please allow 1-3mm differs due to manual measurement. Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding. Included: 1 X Bone Conduction Earphone 1 X Charger 1 X User Manual.Included: 1 X Bone Conduction Earphone. Bluetooth version: 4.1. Bluetooth band: 2.4 GH. Battery capacity: 90 mAh lithium battery. Color: Red. 12 months Warranty. If item is defective after 3 months, you can still send it back to us.