Description: 【Plug and Play Convenience】: This headset microphone is designed for ease of use, allowing you to simply plug it in and start using it immediately without any complicated setup 【Stable Signal Transmission】: Headset equipped with a 2.4G chip, this microphone offers stable and smooth signal transmission with reduced data loss compared to previous generations. It boasts a fast transmission rate and an effective range of approximately 50m 【2 in 1】 : 2 in 1 headset and handheld design switch freely to meet your needs in different situations. small size, easy and convenient to carry outdoor 【Universal】: Receiver with 3.5mm plug, and extra 6.35mm adapter, suitable for microphone, speakers, amplifier, computer,etc. 【Wide Range of Applications】: Ideal for various settings such as guided tours, teaching sessions, supermarket , street vending, dance training, and corporate meetings, providing clear audio support wherever needed Specification: battery: 450mah charging time: 1.5h-2h working time: 12h Size Chart: package size: 15cmx15cmx5cm/5.91inchx5.91inchx1.97inch Package Includes:1 Headset Microphone, 1 Receiver, 1 Adapter, 1 USB Charging Cable Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.