PAVEOS Portable Wireless Mini Speaker With Screen Can Be Use For U-disk And Memory Card Supports FM And AUX Connections To Mobile Phones Computers Laptops And MP3/MP4 Product parameters： Product Name: mini speaker Material: metal Product color: Slivery Product size: 5.2x5x5cm/2.05x1.97x1.97in Packing size: 10x8x7cm/3.94x3.15x2.75in Gross weight: 140g/0.31lb Output power : 3W4Ω Radio frequency: 87.5-108MHz Power input: DC5V Playback duration: about 2-3 hours Battery capacity: 550mAh（built-in battery） Power interface: Product description: Aluminum alloy appearance design, high-power micro aluminum diaphragm speaker, clear treble and excellent bass, making the sound quality even better. This mini speaker can be said to be a combination of classic and modern The sound quality is very good and super refreshing. A variety of fashionable colors are available. It contains a lithium battery. It is a good music companion when going out, at home, and playing. It is equipped with a standard 3.5 mm audio input cable and can be used as an external speaker for mobile phones, laptops, desktops, and MP3/MP4 This speaker is known for its compactness (probably the smallest card reader speaker in the industry), light weight, and features such as screen display and FM radio. The aluminum alloy appearance and iron speaker protection net make the speaker antidrop and New miniature aluminum diaphragm speaker, 3W 4Ω antimagnetic. The sound quality is clear and the volume is loudly. Built-in LINE IN audio input interface, which can be connected to computers, mobile phones, MP3, Tablets and other audio, with antenna for radio reception Built-in lithium battery, computer interface directly supplies power, or optional power adapter provides power. easy and long battery life allow you to listen to your favorite sounds of nature anywhere Package Included: 1xBluetooth speaker 1xcharging cable 1xAUX line Househeld supplies for adult and Children ♪Satisfactory Sound Quality: This bluetooth audio adapter for headphones adopts the latest technology to adjust and experience unparalleled sound quality, balanced sound and minimum distortion. Very suitable for games, music and movies. ♪Multi-scene Use: This bluetooth audio adapter for headphones is designed with a variety of harsh environments in mind, with high-strength design and IPX316 protection level. It is very suitable for parties, swimming pools, beaches, camping or hiking. ♪Quick Connection: This bluetooth audio adapter for headphones can remember multiple connected devices. When you turn on Bluetooth and get close to it, you can quickly connect your devices and start an auditory feast. ♪Lightweight and Compact: This bluetooth audio adapter for headphones is compact and easy to grasp. It can be easily put into your backpack, you can carry it with you and enjoy music anytime, anywhere. ♪Service: If you encounter problems in the process of using bluetooth audio adapter for headphones, you can contact us, and we will reply in time and help you solve the problem.