This product is a microphone, made of , can be used for a long time. This microphone is in craftsmanship, premium in material, and the product is beautiful and practical. You deserve to have one, very practical. Features -Color:Black -Material:Plastic -Size:13.50X12.00X6.00cm/5.31X4.72X2.36in -Note: The receiver is powered by 1 AA battery; the transmitter is powered by 2 AA batteries. (Not Included) -Input Voltage: DC5V -Frequency response range: 60Hz-15KHz -Battery Life: 3-6 hours -Frequency: VHF -Receiver frequency band: 266.85MHZ -Receiving distance: 30 -Frequency stability: ±0.005% -Signal to Noise Ratio: >40dB -Transmitted power: 16DB -Receive sensitivity: -103DB -Plug of the receiver: 6.35 mm - The compact design is very easy to use and operate, bringing you of convenience. - The product is light in weight, easy to carry and store, convenient for your daily life. - This microphone has craftsmanship, premium materials, beautiful and practical products. - High durability and not easy to deform. The workmanship is fine, the texture is good, and the practicability is . - Share with your family and friends, because this microphone is practical. They will fall with the product. Package list: 1 × Microphone Headset 1 × Receiver 1 × Transmitter