Bakeey Bone Conduction bluetooth Music Box Wireless Portable Speaker Stereo Bass Under Pillow Improve Sleep Headphone

Features Bone conduction music box is easy to use just put it under the pillow and open it to enjoy You did not need to wear it into the ear so long term use will not feel uncomfortable With MP3 function it can be inserted into the SD card You can download your favorite music and stories to play soothing your emotions and promoting sleep It is made of good quality ABS material durable to use With built in 300mAh battery it has10 hours of music playback under full power 300 hours of standby battery life which accompanies you all night to sleep peacefully The length of this product is 18 5cm the width is 10 5cm and the height is 3cm It is suitable for bedroom dorm home etc Specifications Material ABSColor Blue BlackInterface Type USBFrequency Response Range 60Hz 15KHzOutput Power 3 7VSignal to Noise Ratio ≥70dbPower Supply Mode Built in BatteryBattery Capacity 300mAh Included Channel 2 1Play Time 10 HoursBluetooth compatible Version 5 0 EDRNumber of Speakers 2Effective Distance 10 MetersSupport Format SD CardFeatures Bone Conduction Wireless Long EnduranceSize Details 18 5cm x 10 5cm x 3cm 7 28 x 4 13 x 1 18 Approx Package Includes 1 x bluetooth Speaker1 x USB Cable1 x User Manual