Features:<br />Large battery box offers long time enjoyment for music and sports time<br />With battery consumption display for earbuds and charging case<br />Smart touch control, compact and light weight both well fit ear canal without burden<br />Auto-pairing when you pick up<br />Comes with a long battery without embarrassment of frequent charging<br />Ergonomic design and feather-light weight are both precisely designed and measured to make your ears fully comfortable<br />BT 5.0 technology, low latency and low power consumption<br/>Features:<br />Model: X9-TWS BT Earphone<br />BT Version: 5.0<br />Wearing Method: Semi-in-ear<br />Drive unit: 10mm moving coil<br />Impedance: 16Ω ± 15%<br />Charging interface: Micro-USB<br />Signal to noise ratio: 96db ± 3<br />Frequency Range: 2.4GHz-2.48GHz<br />Headphones: 30 mAh (use time is about 2-3 hours)<br />Charging compartment: 300 mAh (can charge the headset about 3 times)<br />Remarks: It takes about 40 minutes to charge the headset. It takes about 1 hour to charge the charging compartment.<br/>Note:<br />Except for manual connection for the first time, just open the lid when connecting again(On the premise that the phone has a headset pairing record)<br />Please use the charging device below 5V-2.1A to charge the charging case, and do not use the fast charging equipment<br />The actual use may be slightly different depending on the specific situation<br />Please do not immerse the earphones directly into the water to avoid damage<br />Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.<br /> <br />Package List:<br />1 * Pair Earphone (left and right)<br />1 * Charging box<br />1 * Micro-USB cable<br />1 * User Manual