Invisible Wireless Bluetooth Earphone Mini Bluetooth Headset Wireless In Ear Earpiece with Microphone for phone

Features: 1. Unilateral Bluetooth earphone, comes with a USB charger, this earphone could be attached to the charger by magnetic force, no need cable. 2. Equipped with advanced Bluetooth chip, ensures the clear phone call and faster stable connection, improves the transmission speed. 3. Lightweight, on the basis of Ergonomics, this earphone fits for your ear perfectly, more comfortable for long time wearing. 4. Simplified design, one button to answer/reject the call, and play or pause the music, convenient for daily life. Specifications: Model Number: X17 Optional Color: Black, White Wearing Type: In-ear Net Weight (g): About 4g Microphone: Yes Bluetooth Version: V4.1 Transmission Distance: 10m Frequency Response: 20-20kHz Battery Capacity: 60mAh, 3.7V Charging Time (h): About 1h Working Time (h): 5-6h Standby Time (h): 7 days Package Included: 1* Wireless Bluetooth Earphone 1* USB Charger