Features: Product This multi-functional guitar pickup kit is designed for 36-42in classical & acoustic guitars. It includes 1 main unit, 1 vibration amplifier, 1 pickup, 1 headset with microphone, 1 Type-C cable, 1 tail nail connector cable, 1 adapter, and 1 3.7V 2900mAh lithium battery lithium battery with a charging time of 3-4 hours. Enhanced Sound Amplification Experience enhanced sound amplification with this guitar pickup equalizer. It effectively captures the vibrations of your guitar and delivers a clear and powerful sound, making your performances more dynamic and engaging. Versatile Live Broadcasting Take your performances to the next level with the versatile live broadcasting feature of this acoustic guitar pickup. Connect it to your device and easily stream your music or live performances to a wider audience. LCD Display and Easy Control Equipped with an LCD display, this guitar pickup allows for easy control and adjustment of settings. The display provides clear information and makes it convenient to navigate through different functions. Long-lasting Battery and Portability With a 3.7V 2900mAh lithium battery lithium battery, this acoustic guitar pickup kit offers a long-lasting battery life. It allows for hours of uninterrupted performance. Additionally, its compact and portable design makes it easy to carry and use anywhere. Specification: Product material: Plastic Unit size: 9.5 x 7 x 5.5cm / 3.74 x 2.76 x 2.17in Vibration amp size: 8 x 5.5 x 5.5cm / 3.15 x 2.17 x 2.17in Product weight: 160g Battery: 1*3.7V 2900mAh lithium battery lithium battery Application: Suitable for 36-42in classical & acoustic guitar Maximum power consumption: 3W Charging time: 3-4h Speaker: 2in Maximum power: 2W Speaker impedance: 8ohm Packing List: 1 x Unit 1 x Vibration Amp 1 x Paperboard 1set x Accessories 1 x Type-C Cable 1 x Tail Nail's Connecting Cable 1 x Pickup 1 x Headphone with Mic 1 x Adapter 1 x Battery 1 x Manual