Featuring a cute cartoon design and voice change function, this wireless microphone is a great choice as a gift for children or students. The wireless microphone is equipped with a Bluetooth 5.0 chip, enabling stable transmission and delivering high-fidelity, surround sound audio performance. Made from ABS and silicone materials, the microphone is durable and environmentally friendly. The product measures 21cm in length, 7.3cm in width, and 7.3cm in height. Colorful LED lights enhance the singing experience. Compatible with various devices such as smartphones, laptops, and tablets, the microphone supports multiple connection methods including Bluetooth and TF card. Item Name: Wireless Microphone Material: Silicone, ABS Model: K5 Pickup: Condenser Speaker Power: 4.5W (Speaker Output) Frequency Response Range: 30Hz20kHz Maximum Sound Pressure Level: >115dB at 1kHz THD Bluetooth Version: 5.0 Power Supply: 1 x 5V 18650 Battery Battery Capacity: 1800mAh (Included) Battery Life: 4 hours Charging Time: 3 hours Working Temperature: -10C to 45C Connection Method: Bluetooth, TF Card Features: Compact, Lightweight, Sensitive Product Dimensions: 21cm x 7.3cm x 7.3cm (Approx. 8.27" x 2.87" x 2.87") Note: Due to differences in lighting and screen settings, the item's color may vary slightly from the images. Slight dimensional variations may occur due to manual measurement. Package Includes: 1 x Wireless Microphone 1 x Data Cable