• 1. Four Mics Enhanced Call Performance. Each wireless earbud has built-in 2 microphones, 4 dedicated microphones can achieve precise voice pick-up and isolate external environmental noise through algorithms, make sure other people hear your voice clearly. Get clear calls anywhere you go. Design for business and commute.
• 2. Large Capacity Wireless Charging Case with LED Display. Each wireless earbud can get 8H playback from a full charge. 2200mAh charging case gives up to 130H continuous music time. And the charging case can support usb c fast charging, and also be compatible with wireless charger.The dual digital LED power display outside of the case is to show the power level of the charging case, and whether the bluetooth wireless ear buds are fully-charged.
• 3. Waterproof and Comfortable for Sports. IPX5 waterproof effortlessly protects the wireless bluetooth earbuds from water splashes,rain or sweat during intense exercise. Wireless earphone is equipped with soft and flexible ear hook, 3 different sizes of ear tips for your best choice, which ensure wireless bluetooth headphones will stay comfortabley firm in place and won't fall off, you won't feel tired after long time wearing. Perfect for travel, sports, running, hiking, jogging, gym etc.
• 4. Mono and Stereo Mode.The sports wireless earbuds adopted HD rendering technology,get fast and stable signal connection and audio transmission loss, deliver crisp and premiuml bass sound. With twins wireless earbuds, enjoy audio on both sides (stereo mode), or switch to only one side (mono mode). At mono mode each earbud is linked to separated device, L connected to A device when R is connected to B device, if you put one into the charging case then take it out, they will recover stereo mode.
• 5. Auto Pairing and Press Button Control. Just pick up earbuds wireless bluetooth from charging case,they will power on and pair with each other automatically.Then enable the bluetooth of your phone to search “K23” to connect. After the first successful connection, the ear buds wireless bluetooth earbuds will automatically connect to the last paired device. Each earbud has one multi-functional press button which can make or receive call,play or pause,adjust volume and switch music accurately.

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