I19s TWS Bluetooth Headset Wireless Earphones Sports Headphones

Product Parameters





1. Driver: 15 mm





2. Resistance: 32 Ohm





3. Bluetooth Version: Bluetooth v4.2 Updated to 5.0 + EDR





4. Bluetooth band: 2.4 GHz





5. power level: class II





6. Output Power: 30mW





7. Bluetooth distance: 10 meters barrier





8. Frequency range: 20-20000 Hz





9. Operating voltage range: 3.0-4.2 v





10. Microphone sensitivity: -42 dB





11. With A2DP / AVRCP high quality stereo audio transmission and remote control protocol





12. Powerful noise reduction system (active noise reduction)





13. Switch between Chinese and English (download does not connect to Bluetooth, press the switch 2 times, successfully listen to the tone switch)





13. Talk time about 1-2 hours





14. Music time about 1-2 hours





Product parameters







1. listening to the right song, support for songs and calls,





2. remind the call number, the last call back, all intelligent Chinese and English voice prompts, download, pair, power off the phone will be low voice prompts;





3. Power will be displayed on your Iphone, you can see the power status at any time, do not worry about electricity, make your life without worry;





4. from one to two connections, can be connected to two mobile phones simultaneously





5. Bluetooth headset connected to the phone after turning off, and then open the Bluetooth headset, automatically connect to the phone, more convenient;





6. Intellectual Compatibility: Supports all Bluetooth mobile phones, tablets, laptops, singing, QQ music, movies, etc., universal all mobile phones





Products include





Product and image information are the same





Does not contain the outer box