Sport Hands-free Neckband Wired Earphone

Specifications: Wireless Type: Bluetooth Resistance: 32Ω Function: For Mobile Phone, Sport, Common Headphone Connectors: USB Style: Neckband Frequency Response Range: 20-20000Hz Plug Type: Line Type Communication: Wireless+Wired Sensitivity: 120±3dB Line Length: 0.7m Battery Capacity: 90mA Charging Time: About 1.5 Hours Working Time: About 4-5 Hours Wired Earphone Line length: 70cm   Packing List: 70cm Wired Headphone Bluetooth Receiver, USB Charging Cable,3.5mm To 3.5mm Connector, English/Chinese Instructions Bluetooth Receiver, 70cm Wired Headphone, USB Charging Cable, 3.5mm To 3.5mm Connector, English/Chinese Instructions