Specifications:

• 1. Bluetooth chip and Bluetooth version: WT200 low power core 5.0+EDR

• 2. Bluetooth protocol: HSP1.2, HFP1.6, A2DP1.3, AVRCP1.5

• 3.Power input (Power Input): 3.2V-4.2V

• 4. Output (Output): 30mW

• 5.Load case (Load): 32Ω /φ12

• 6.Rated power (Power): 74mW

• 7. Earphone battery: single side 65mAH, plus protective plate polymer battery.

• 8. Rechargeable battery: 500mAH, plus protective plate polymer battery.

• 9.Charging power: headset 5V/1mA, charge box 5V/1mA

• 10.Transmission distance: 15 meters

• 11. Frequency: 2.4GHz-2.48GHz

• 12. Call time: the longest 6 hours

• 13. Song time: the longest 5 hours

• 14. Standby time: about 360h

• How to use it?

• Binaural Mode: (Both earbuds work together)

• Note:This mode would need you to turn off the Bluetooth on phone firstly.

• 1. Take out two headphones, after about 3 seconds, the left and right earphones will automatically connect;

• 2. After the left and right earphones are connected successfully, one of the headphones will flash red and green alternately;

• 3. Turn on the Bluetooth on phone, find out "V5" and connect it, then you would hear the sound for both. If you want to use one, please refer below. That would be more easier.

• Single Mode:

• 1. Pressing the earbud's main button for seconds untill the Red&Green light flash alternately;

• 2. Find out "V5" on Bluetooth and connect it, then you would hear the sound in one earbud.

• Note:

• The wireless buletooth stereo earbuds utilize the latest TWS (True Wireless) Bluetooth technology,the audio frequency range is similar with WIFI signal.It is a normal phenomenon that in individual cases, slave earbud(right chennal) might be interference by wireless signals but it connected automatically after without sound for 1-2 seconds while master earbud(left chennal)runs fine.Please try reconnect the earbud if it has a sound or connection problem.

• The distance between the headset and mobile phone can not be greater than 10M.

• The distance between the two earphones can not be greater than 50cm.

• Support for bilateral calls.