Description: With built-in high-performance and large-capacity battery, the speaker has low power consumption and long standby time for long listening time to music. With built-in high-clarity microphone, you can enjoy clear handsfree call without jam. It is made of high-quality ABS material, which is solid and durable. The length of the product is 70mm, the width is 110mm and the height is 50mm. It is suitable for outdoor, home, office, study, car and travel, etc. And the warm night light makes music more emotional. Item Name: Bluetooth-compatible Speaker Material: ABS Bluetooth-compatible Version: 5.0 Battery Capacity: 3.7V 400mAh (Included) Effective Distance: ≤10m Playing Time: 4-6 Hours Charging Time: ≤2 Hours Response Range: 60HZ-18KHZ Input/output: DC 5V 1A / DC 3.7V 5W Interface: Micro USB Function: Bluetooth-compatible Playback, TF Card Playback, Hands-free Function for Incoming Calls, Radio Features: HiFi Sound, Handsfree Call, Volume Adjustable Size Details: 7cm x 11cm x 5cm/2.76" x 4.33" x 1.97" (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 Speaker 1 x Charging Cable 1 x User Manual With built-in high-performance and large-capacity battery, the speaker has low power consumption and long standby time for long listening time to music. With built-in high-clarity microphone, you can enjoy clear handsfree call without jam. It is made of high-quality ABS material, which is solid and durable. The length of the product is 70mm, the width is 110mm and the height is 50mm. It is suitable for outdoor, home, office, study, car and travel, etc. And the warm night light makes music more emotional.