Waterproof Rate: IPX5 (Sweatproof)
Operating Range: Up to 33 feet/10 meters (No obstacle between)
Earbuds Charging Time: about 1 hrs
Box Charging Time: About 3 to 4 hours
Music time: about 3 hrs consistently
Standby time: 200 hrs
Talk time: About 4 hours
Battery Capacity: 50mAh/3.7V, 300Ah/3.7V
Earphone Type: In Ear Earphone
Bluetooth Version: Bluetooth 5.0
Microphone: Built-in Mic
One Step Pairing
Taking the two earbuds out of the charging case, the left earbud will connect with the right automatically, just open the bluetooth function on phone, and find the model ”L21”to connect. Reconnect automatically after initial pairing.
Adopt bluetooth 5.0 technology enable you to enjoy Hi-Fi stereo sound and hear the phone calls in clarity, also help block surrounding noises, such as wind noise caused by running, biking, jogging, etc.
Portable Charging Case
Portable charging box gives you the opportunity to recharge your headphones when on-the-go. Play time up to 3 hrs for a single charge. Total 10 hours with charging case.
What’s in Box
2x Wireless Bluetooth Earbuds
1 x USB Charging Cable
1 x Charging Case
1x User Manual
1.Please use charging cable provided, or certified brand charging cable.
2. We don’t recommend using fast charging, or power bank.
3. If your charging case out of power, please turn on the earbuds by pressing the MFB button about 3 seconds.
4.If your earbuds connected successfully, but one can not hear voice, please try to adjust the right channel and left channel by phone.