Featuring cute cartoon shape and funny voice change function, this wireless microphone is a good choice to be presented to your children or students as gift.The wireless microphone adopts Bluetooth-compatible5.0 chip, which can supports stable transmission and can bring you high-fidelity, surround, loss sound effect.Made of ABS material and silicone, the wireless microphone is eco-friendly and durable to use.The length of the wireless microphone is 21cm, width is 7.3cm and height is 7.3cm. The LED colorful lights can enrich your singing experience.The wireless microphone is suitable for many types of devices such as smart phone, laptop, tablet and so on. It supports many connection methods such as Bluetooth-compatible and TF card.Item Name: Wireless MicrophoneMaterial: Silicone,ABSModel: K5Pickup: CondenserSpeaker Power: 4, 5W (Speaker Output)Frequency Response Range: 30Hz~20KHzMaximum Sound Pressure Level: >115dB 1KHz THD Bluetooth-compatible Version: 5.0Power Supply: 1 x 5V 18650 BatteryBattery Capacity: 1800mAh(Included)Life Time: 4HCharging Time: 3HWorking Temperature: -10 Degrees Celsius-45 Degrees CelsiusConnection Method: Bluetooth-compatible/TF CardFeatures: Mini, Lightweight, SensitiveSize Details: 21cm x 7.3cm x 7.3cm/8.27" x 2.87" x 2.87" (Approx.)Notes:Due to the light and the screen setting difference, the item's color may slightly differs from the pictures.Please allow slight dimension difference due to the manual measurement.Package Includes:1 x Wireless Microphone1 x Data Cable