Features: Easy to Use: Suitable for Ultimate Ears Boom 3 Megaboom 3 Blast Megablasts, place speaker on the Charging Stand dock, the speaker will automatically adsorbed and charged.: Made of high quality plastic, ecofriendly and stable, firm and durable.The base has a USB female charging output interface, the cable length is 1 meter.Saving Space: Effectively save space and make your desktop and home look neat and orderly.Fast Charge: Fast and stable charging speed, provide high efficiency and stability charging. Specifications:Material: PlasticColor: Black, WhiteProduct Dimension: approx. 89x16.7mm/3.50x0.66inches Net Weight: 107g/0.24lbs Note:Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes:1x USB Charger Dock for Ultimate Ears Boom 3 Megaboom 3 Blast Megablast