Features:

• BLUETOOTH V4.1 UNIVERSAL COMPATIBILITY: With latest Bluetooth 4.1 technology, provides more stable connection signal transmission. The earbuds work with all smartphones, tablets and bluetooth enabled devices.Compatible with most Bluetooth enabled devices, such as Apple iPhone, Android Samsung, etc., pairing up just take a few seconds. Any question, please contact seller, we'll try our best to resolve it as soon as possible.
• CHARGER CASE: For the earbuds, you can use the two earbuds simultaneously or use the one earbud singlely to save power. Stereo for music, but mono for cell phone. ). As for the portable charger case, not only can charge your earbuds, but also for your phone, no worry about the power off if you are outside. The charger case is enough for 2-3 times of recharging your earphones.
• lIGHT-WEIGHT & SOUNDS QUALITY & STRONG SIGNAL: With Advanced APTX tech, our Bluetooth headphones provides pure and high quality sound from compatible devices.Unbelievable light-weight with no burden to ears, Hands-free calling, last number redialed, third-way calling and ‌incoming calls prompt that satisfy all your needs! The earbuds enabled larger up to the 30 Ft the open space, makes yours the earbuds extraordinary.
• SHARING & ENJOYMENT:One ear or both. One person or two. Use them separately or share with friends so no one misses out on true wireless sound and enjoy together.
• BUILT-IN SENSITIVE MICROPHONE: The sound is crystal clear with built-in sensitive microphone for in-car calling, stealth listening, or watching videos at work or in the office. Easily switched between voice call and music.

Description:

Product Number: i7S TWS
Bluetooth Version: V4.2+EDR
Battery: 65mAh 
Wearing style: In-ear
Color: Black, White, Red, Gold, Rose gold
Standby time: 100 hours
Playing/Talking time: 5-6 hours
Charging time: 2 hours
Charging voltage: DC 5V
Effective Range: 10m
Weight: approx. 103  
Compatible with Apple iPhone 6/6S/7/8/X, iPad, Notebooks, Samsung, Android, LG, etc.

Package Included:

1pair x Bluetooth Headphones(left and right earphones)
2pc x USB Cable
1pc x User Manual