Made of high quality plastic material, it is waterproof, lightweight, durable and reliable to use. This headset is ergonomically designed, which makes it comfortable to wear and not easy to fall off. With colorful LED lights shining design, seven colors of lights change with the rhythm of the music on both sides of the bluetooth-compatible headset accordingly, which makes listening to music more special and unique. This HiFi stereo foldable headset has a powerful 40mm speaker and bluetooth-compatible 5.0 technology to provide a more stable transmission speed. It has a wireless switch and the LED will light up for the bluetooth-compatible connection to work. You can press the Play/Pause button three times to turn off the LED light. And you can choose to turn off the LED blinking effect to save more power for playing music, but it is up to you. As it is foldable, lightweight and portable, it is easy to carry. And it is very suitable for school, work, travel, airplane and it can be an exquisite gifts for friends, family, teenagers, boys, girls, and adults. Item Name: bluetooth-compatible Headset Material: Plastic Bluetooth Version: 5.0 Sensitivity: 105 dB±3dB Impedance: 32Ω±15 Frequency Response: 20 HZ-20 KHZ Bluetooth Distance: 10m Play Time: 36 Hours Standby Time: 360 Hours Charging Time: 2-3 Hours Charging Port: Micro USB Battery Capacity: 500mAh Features: Sweatproof, Portable, Lightweight Size: 13cm x 11cm x 6cm/5.12"; x 4.33"; x 2.36"; (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x bluetooth-compatible Headset 1 x Charging Cable 1 x User Manual