Portable Bookshelf Retro Wooden Bluetooth Mini Speaker Subwoofer Stereo Card, Built-in Lithium Battery Feature: Product type:Bluetooth speaker Model: K1 Material: Wood Product colour: Yellow Texture: apricot yellow wood grain, wine red wood grain Bluetooth version: 5.0 Output power :5W/ 0.3A Signal-to-noise ratio: 75 dB Effective distance:15m Frequency response range:20Hz-20KHz Power input:5V Support-S: Yes Extended storage: No scalable Horn specification: 40MM 43W Diaphragm view grid: 36MM rating: Not Battery capacity: 1200mAh Product size: 7.8x7.8x6.0cm/3.07x3.07x2.36 in Packing size: 9.2x8.0x6.5cm/3.62x3.5x2.56 in Gross weight: 270g/0.600 lb Strong bass: support bass, easy to enjoy stereo surround sound quality. fell-the-beauty of 360 surround sound with your stunning subwoofer. Bluetooth chip stable and fast connection: The new generation Bluetooth 5.0 audio decoder is equipped with smart chip, fast connection, delay rejection, listening to music and mobile phone calls. Fashion trend: appearance, retro, two texture styles are available, good-looking appearance is the standard of young people, retro is the favorite of young people, this is a Bluetooth stereo with heavy bass Desktop/outdoor available stereo: This stereo is very suitable for desktop placement, HIFI sound quality subwoofer, born for music fever, stereo surround, dual speakers, shocking sound effect. Log material: This Bluetooth stereo is made of wooden with exquisite sound quality. The wooden box is stable and thick. There is a non-slip rubber pad under it to reduce bad resonance and make you fall in with all music. Package Included: 1 x Bluetooth audio 1 x Data Cable 1 x Manual