Specifications:

Bluetooth Version: Bluetooth V4.1
Working Distance：≤33ft/10m （Barrier-free）
Charging Time： 1 hour
Talk Time：Up to 4 Hours
Music Time：about 3-4 Hours (Note: Playtime varies according to the volume level and the audio content)
Standby Time: about 50 Hours

What’s you get:

1 X Wireless Bluetooth Headphones
1 X USB Charging Cable
1 X User Manual

–Note:

–1)Charging the product requires a maximum of 1 hour. We recommend unplugging them when not charging. CAUTION: Only use the Micro USB cable that comes with the unit. Charger (NOT included) output voltage/current: 5V/500mAh(0.5A). Do Not substitute other cables, which may cause overheating. If the unit feels hot at any time during charging, unplug the unit.
–2) During the charging process, the indicator light will turn red, and after full charge, the indicator light will turn blue. Please unplug the charger at this time.

Product Features

• TRUE WIRELESS & INCREDIBLE SOUND QUALITY: With latest Bluetooth and noise cancelling technology, offering you true HD hifi sound, extraordinary earbuds. To make wireless stereo synchronous connection pairing come true. With a built-in Microphone, you have complete control power on/off/answer or reject phone calls.
• EASY TO PAIR & WIDE COMPATIBILITY: Single button has multi-functions like answer or reject phone calls/ power on and power off. Headphones are widely compatible with most of Bluetooth-enabled IOS Android devices, such as Phone X/8/8 PLUS/7/7PLUS/6/7SP, Samsung
• COMFORT FIT: Mini and comfortable design earbuds, only 4g for each, secure fit all shape of ears, so 100% safe and stable while running, biking, training, jogging, hiking, exercising
• QUICK CHARGING BOX & LONG BATTERY LIFE: Long battery life with portable charger Built-in 55 mAh lithium polymer battery, enjoy up to 6.5 hours of high quality call / play time (full charge about 2 hours), standby time up to 140 hours. 300mAh capacity charging box can be fully charged Bluetooth headset 2-3 times, never have to worry about the battery is not enough. Easy to carry.
• EXCELLENT AFTER-SALES SERVICE: We have great confidence in the quality of this upgraded wireless bluetooth ear phones. Full refund or new replacement within one year. If you have product questions, please feel free to contact us.