The earphones are comfortable in the ears, and will not be painful when worn for a long time, and they will not fall off easilyThe wide compatibility allows the headset to be easily matched and connected with the device you are using, simple to use and easy to operateWhether as a gift to a friend or to yourself, this will be a great value choice Item Name: Wireless Earphone Marterial: ABS, Electroplate Bluetooth Model: Bluetooth 5.0 Battery Compartment Capacity: 350 Mah (Included) Operation Mode: Touch Control Battery Life: 4H Charging Mode of Earphone: Contact Magnetic Suction Charging Mode: Miro USB Playback Time: 2.5-3H Standby Time: 100H Full Charge Time: about 1 Hour Features: Wireless, Stereo, Touch Control, Sports Size: 5.5cm x 5.5cm x 2cm/2.17" x 2.17" x 0.79" (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 Pair of Wireless Earphone 1 x Battery Compartment 1 x Charging Cable 1 x User Manual