Features:1. Whether on the road, home or office, it will not let you have any cable tie, enjoy free melody.2. Ergonomic design, lightweight and convenient, close to the ear, comfortable to wear for a long time.3. Enjoy magnetism in multiple states,making Bluetooth life experience more fun.4. Put your phone in your pocket, and choose mainstream music from your favorite apps for smooth playback.5. Once the pairing is successful, it will automatically search for the last connected device.6.Smart one for two, can use in two phones.Specifications:General Specification Brand Joyroom Model D3 Color Black, White, Red, Blue Wearing Type In-earTechnical Parameters Microphone Yes Wired Control Support Bluetooth Version 4.2 Transmission Distance 10m Frequency Response 2.4-2.48GHz Battery Capacity 60mAh, 3.7V Charging Time (h) 1.5-2h Working Time (h) 5h Standby Time (h) 180hPackage Included: 1*JR-D3 Wireless Bluetooth Earphone 1*Charging Cable 1*Manual100% Hot and High QualityWe will carefully test every item before shipment.Notes:Due to manual measurements, please allow an error of 1-3 cm.Due to problems between different monitors, the image may not reflect the actual color, please refer to the actual product.If there is a problem with the product, please contact us.Thank you for understanding.FEEDBACK:1.If you are satisfied with our products and services,please leave your postive feedback and 5 stars.2.If you don't satisfied our products,pls contact us before you leave negative feedback.we guarantee we will 100% slove any problem for you and make you satisfied.SERVICE:1.We care about our valued customers,and will always try to help you,hope to establish long business with you.2.Please contact us by Jumia Customer service before leaving any negative feedback or opening and dispute on the site. Please give us the opportunity to resolve any problem.Thank you.