Features • High Sensitivity Amplification - Experience enhanced o clarity with 1000 times amplification, enabling you to hear even the faintest sounds with precision • Versatile Connectivity Options - Easily connect to mobile devices and headphones with a standard 3.5mm interface, making it for recording and listening on the go • and Stylish Design - Constructed with a premium aluminum alloy shell, this compact amplifier not only looks great but is built to withstand everyday use • Superior Signal Quality - Enjoy reliable performance with a stereo switch box that minimizes signal loss and provides strong anti-interference capabilities for uninterrupted o • Compact and Portable Size - Measuring just 65 x 53 x 25mm, this lightweight amplifier is easy to store and carry, making it an ideal companion for any o enthusiast Features: 1、Microphone Amp: High sensitivity, ALC automatic level control, 1000 times amplification, which allows you to hear weak sounds. 2、Practical Uses: Directly drive headphones to listen, can be connected to mobile phone recording, and the interface is 3.5mm. 3、Reliable Works: With premium aluminium alloy shell, small size and exquisite appearance, stylish and powerful. 4、Better Designs: This stereo switch box ensures lossl signal as well as strong anti interference performance, very reliable. 5、Smart Carrying: Comes with a compact size of 65 x 53 x 25mm, both the storage and carrying are very convenient. Specification: Item Type: Microphone Amplifier Product Material: ABS, aluminium alloy. Power Supply: DC 5V Interface: Approx. 3.5mm / 0.14in Battery: 250mAh 502030 lithium batter, with built in battery. Package List: 1 x Microphone Amplifier 1 x Power Cord 1 x Headphone Cable Package List 1 x Microphone Amplifier 1 x Power Cord 1 x Headphone Cable