1. Does not support mobile phones or laptops – The latest upgraded wireless microphone headset system uses advanced UHF wireless transmission technology to provide a stable wireless connection up to 160 feet (50 meters) in open areas. Suitable for teaching, stage performances, conferences, and similar applications. 2. Handheld Microphone – The microphone can also be used as a handheld device, allowing greater mobility for highlighting key points or demonstrations. Ideal for fitness instructors, teachers, and dance instructors. 3. Easy to Use – Turn on the power switch of the transmitter and receiver. The blue indicator light will flash for approximately 2 seconds and stop once the connection is successfully established. No additional setup is required. 4. Wide Compatibility – This UHF wireless microphone is compatible with voice amplifiers, high-power speakers, portable PA systems, mixers, and speaker systems. Includes 3.5mm to 6.35mm adapter for added connectivity options. 5. Rechargeable Wireless Microphone – The USB cable allows simultaneous charging of the transmitter and receiver. Charging time is approximately 2–3 hours, providing up to 6 hours of continuous use when fully charged. Eliminates the need for frequent battery replacements. Specifications: Sensitivity: 39dB +/- 1dB Audio Response: UHF 720–820 MHz Frequency Response: 0 Hz–23,000 Hz Charging Voltage: DC 5V 300mA Charging Time: 2–3 hours (recommended) Microphone Type: Single-point capacitive Distortion: 0.5% @ 0 Hz Effective Distance: 50 meters Usage Time: Varies based on usage conditions Compatible With: Voice amplifiers, high-power speakers, portable PA systems, mixers, speaker systems Color: Black Material: Plastic Package Contents: 1 x 2-in-1 Handheld UHF Wireless Microphone Set Note: The package includes only the items listed above. Other accessories are not included. Note: Lighting and display settings may cause slight variations between the color shown in the image and the actual product. Measurement may vary by +/- 1–3 cm.