Features: Tiny size, and ergonomic design for a comfortable fit all night, even if you toss and turn or sleep on your side. Steam music from your Phone to help you fall as sleep and sand asleep all night. 5.2 BT chipset delivers high-speed and stable connection, the self-developed membrane dynamic drivers deliver music with an incredible sound. You just need to tap your finger to the this earbuds,You can pause the music, take a phone call, reject a phone call, or track the music without needing to get to your phone. Get up to 5-hour continuous music playing on a single full charge. 150 hours standby for time. Specifications: Material: ABS+metal Size: approx 45x32mm/1.8x1.3in Listening music: 4-5 hours Input voltage: DC5V-1A Standby time: 150 hours Battery: 32ma Color: white/skin color/black/pink Note: Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Mini Sleep Earbuds