Bluetooth Headphones, Goodsail Wireless Bluetooth V4.1 Sports Earphones Earbuds, Stereo In-Ear Headsets with Mic for iPhone, iPad, iPod, Android and More.;

Multi-Point Connectivity: Goodsail headphones support connection with 2 devices simultaneously, thus freeing from troublesome switching between them
Lasting Battery Lifespan: Only takes about 1.5h to full charge, but offers up to 8 hours talking & music time, and up to 220 hours standby time.
Convenient & Comfortable: Multifunctional buttons and built-in mic ensure hands-free calling and music controlling, comfortable wearing for a whole day.
Wide Compatibility: Compatible with almost all Bluetooth devices like iPhone, Android smartphones, iPad, tablets, laptops, etc. perfect for any sport.
1 Year Warranty: Well-equipped accessories come with Goodsail Bluetooth earbuds. 12 Months warranty for you! Any problem, please contact us timely.
Warm Prompt: The wireless signal condition should be open and unimpeded, otherwise it may be disturbed or blocked by some objects like metal, concrete, glasses, etc.

What's included?
• Wireless Bluetooth Headphones (Left & Right)
• 1* Micro USB Charging Cable
• 1* Cable Clip
• 2* Additional Red Ear-tips (S, L)
• 3* Additional Blue Ear-tips (S, M, L)
• 1* Manual

Specification:
• Bluetooth Version: V4.1
• Bluetooth profiles: HFP/HSP/A2DP/AVRCP
• Chipset: CSR
• Weight: 0.7oz
• Operating Distance: 33ft (10m)
• Frequency: 2.4GHz
• Standby time: Up to 220 hours
• Charging time: About1.5 hours
• Music time: Up to 8 hours
• Talk time: Up to 8 hours
•Noise cancellation: CVC 6.0