120 hours of ultra-long play time: Our i35 neckband Bluetooth headset adopts low-power technology, built-in 1000mAh battery, can be fully charged in 3 hours using the Type-C charging port, and can play continuously for 100 hours. High-quality high-fidelity stereo sound: The Bluetooth headset customizes the balanced armature driver for each earbud to ensure a good balance between low, high and mid-frequency, and provides you with high-quality high-fidelity stereo sound and deep bass. The neckband earbuds with microphone provide clear calls. Magnetic & neckband design: The magnetic self-absorption design can effectively prevent the earphones from being lost or wrapped, which is convenient for storage and movement and more durable. The lightweight U-shaped silicone neck ring adopts popular craftsmanship, making it more fashionable and novel. The Bluetooth earbuds also come with 2 pairs of ear caps for fit. Ergonomic design, comfortable and soft, perfect for daily use. Bluetooth version 5.1 and advanced compatibility: The neckband earphones Bluetooth 5.1 provide fast and stable transmission without interruption. The wireless earphones support most Bluetooth devices. Note:Due to different factory batches, there are slight differences in the color and appearance of product accessories, but it will not affect normal use. Colour:As Shown Material:pvc Package Contents: 1 * i35 wireless Bluetooth headset 1 * USB charging cable 4 * ear caps Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.