5.3 Portable Suspended Circular Bluetooth Audio HIFI With High Sound Quality And Can Be Connected To A Call Card For Insertion, With 6 Types Of White Noise Feature: Product type Bluetooth speaker Model: Y7 Material: ABS + Metal Product colour: Black Bluetooth version: 5.2 Output power :5W/ 0.3A Signal to noise ratio: ≥ 85 dB Sensitivity: 80db±2db Effective distance:15 m Frequency response range:120Hz-20KHz Power input:5V Horn specification: Φ36MM 4Ω3W Diaphragm view grid: Φ 36MM Playback duration: 8 Hours rating: IPX6 Battery capacity: 1800mAh Product size: 8.0x8.0x3.3 cm/ 3.15x3.15x1.30 in Packing size: 8.5x8.5 cm/ 3.35x3.35x1.7 in Gross weight: 438 g/0.965 lb Description: Support the networking and pairing of two speakers Support the networking and pairing of two speakers, and easily enjoy the 3D three dimensional surround sound quality. Your shocking subwoofer can feel the wonderful of 360 ° surround sound quality. Bluetooth chip stable and fast connection: The new generation Bluetooth 5.2 audio decoder is equipped with smart chip, fast connection, delay rejection, listening to music and mobile phone calls. Fashion trend color matching: square appearance, fashionable and lovely color matching, a variety of styles, you can choose, good looking appearance is the standard of young people, compact is the favorite of young people, take a high value stereo. Desktop/outdoor available stereo: This stereo is very suitable for desktop placement, HIFI sound quality subwoofer, born for music fever, stereo surround, speakers, shocking sound effect. Material: This Bluetooth audio uses ABS material, metal sound quality, let you fall in love with all music. 6 types of white noise: Comes with 6 types of white noise, including white background noise, insect chirping, sound, bird call, stream sound, rain sound, from waking up in the morning to bedtime music. Package Included: 1 x Bluetooth audio 1 x data cable 1 x Manual 1 x Audio cable