Sport Neckband Bluetooth Earphone Magnetic Wireless Headphones

Specifications: Color: Black,White,Red. Bluetooth version: 4.2. Range: > 10m (inactive). Standby time: > 150hrs. Battery life: > 4-6hrs. Charging time: 1-2hrs. Supported agreements: A2DP, AVRCP, HSP, HFP. Frequency response: 20Hz-20KHz. Package includes: 1 Bluetooth Earphones, 1 USB Charging Cable, 1 User Manual.