Wireless KINGSTAR Bluetooth Headphones Playtime Review

One-Step Pairing Bluetooth Connectivity: When you take your earbuds out from the charging case, your KINGSTAR earbuds will power on and pair automatically, simply select "K40" on your phone to pair for the first time, and the battery status of the earbuds is also visible on your phone's screen when paired with it. Secure & Comfortable Fit: Weighing only 5g per earbud and with a great ergonomic design, our earbuds snugly nestle in your ears, offering comfortable and snug-fitting listening experience. (Please use the included eartips (S/M/L) for an immersive acoustic experience.). Superior Sound Quality: Experience crisp, high-quality stereo sound while mono/twin modes enable the sound to be transmitted from your smartphone to the left and right earphones simultaneously, effectively reducing the sound delay, and allowing you to choose either one earbud (L/R) of K40 to talk and to listen to music. 3-Hour Playtime with Fast Charge: KINGSTAR in-ear true wireless headphones offer up to 3 hours of playback with one charge and gives an extra 15 hours playback time with the charging case.When you’re in a rush and need power fast, simply charge for 10 minutes and get up to 1 hour of playtime. Warranty Service: Provide 1 year warranty and 3 month free refund and new replacement. Any problem, please contact us for ensure you don’t have any worries to purchase our earbuds.