•Bluetooth-compatible 5.3 Technology: The wireless headphones adopt Bluetooth-compatible 5.3 chip, low battery consumption, fast transmission speed, and stable connection range of up to 10m •Extended Playtime: Our wireless headphones with mic have a built-in battery and a charging case that have a single playtime of 6-8 hours of music •Clear Call: Bluetooth-compatible earbuds adopt ENC reduction technology, combined with 13mm speakers that can suppress 90% of the interfering background noise in the calling environment •300mAh Charging Case: With a large capacity that can last a long time, the LED power display is convenient for you to observe the power and avoid the embarrassment of sudden power failure •Sensitive Touch Control: The intelligent touch control makes all operations easy to control music, calls, mute and voice assistant •LED Power Display: Left and right ear LED digital power display, long press for one-second display, charging progress and power consumption progress are clear at a glance •Comfortable Use: Our Bluetooth-compatible wireless earbuds feature an ergonomic design that can accommodate your ear canal without experiencing any discomfort while ensuring a secure fit Specifications: •Bluetooth-compatible chip: JL6983 •Bluetooth-compatible version: 5.3 •Bluetooth-compatible mode Hands-free/Headset •Wireless frequency 2.402-2.480GHZ •Battery voltage: 3.3-4.2V •Horn: composite film 13mm, 32 Ω •Charging case: Built-in Hall switch, lithium battery protection, overvoltage protection •Headphones, charging case: with power display •Charging case battery: 300mAh, headphone battery: 30mAh •Listening to music: for 6-8 hours •Transmission range: 10 meters diameter •Charging power supply: 5V •Charging time: about 1 hour •Voice control (yes/no): answer •Earphone size: 30 * 19 * 18mm •Charging compartment size: 57 * 46 * 25mm Package included: •1 Pair x Earphones •1 x Charging Case •1 x Charging Cable •1 x English and Chinese Manual •Other items not included