【Bluetooth 5.0 Technology】The Bluetooth headset uses the latest Bluetooth 5.0 chip. Stable data transmission and wide wireless coverage. Compatible with all Bluetooth enabled devices. Great for Gifts.【High-capacity battery】Built-in 800mAh large safety lithium battery, using low-power micro-power technology, fast charging in 2 hours, providing long-lasting battery life, when you are busy, you can enjoy about 100 hours of continuous enjoyment after charging the earphones listening time.【Born for Sports】Ergonomic neck design allows the weight of the headset to be evenly distributed around the neck. non-restrictive, comfortable and lightweight, suitable for all-day wear. Low-profile and Simp-le, it easily adapts to your style.【More functions】 LED power display, check the remaining power at any time, Bluetooth IT cards(support 128M-32GB)can be played, you can listen to songs without a mobile phone when you go out, and you can also connect to a computer as a card reader.【Design Features】In-ear stereo headphones, beautiful sound effects. Bluetooth 5.0 chip, fast Bluetooth connection, more stable transmission, easier connection, and listen to songs more smoothly.