POPCHOSE H9 Wireless Earbuds, Bluetooth V5.0 Dual 3D Stereo True Wireless Earbuds Deep Bass Mini in Ear Earphones IPX5 Waterproof Headphones with Built-in Mic, 16HR Playtime,Black

Specification:
Working range: 10M/33ft
battery capacity: 3.7V 50mAh *2
backup battery capacity: 400mah
impedance: 32ω
distortion: 1%
frequency: 20-20, 000hz
standby time: 120 hours
earphone weight: 4.3G * 2
charging dock weight: 29g
charging dock size: 9.3 * 3.6 * 3cm

package:
user Manuel * 1
POPCHOSE earphones * 1 pairing> USB cable * 1 pc
s & M earbuds * 2 pairs
charging dock * 1 pc

faqs
what should I do if I receive a pair of defective earbuds? We provide 12-month warranty for this product. You may contact us to get a refund/replacement (please Read the last page of user guide to find out how TO Contact us). our customer service representatives will respond to your requests at the very first time. Why cannot The left and right earbuds connect with each other? The two earbuds will connect with each other automatically if you took them out of the charging box at the same time. If they don't, please follow these tips to reconnect them.
1. Put them in the charging box and take them out at the same time again.
2. If step 1 doesn't work, please double click the earbuds at the same time until Blue and Red lights flash alternately, then the two earpieces will connect with each other. 3. If both of the Above steps don't work, please contact our customer service to get a replacement/refund.