SPECIFICATIONSBrand Name: TOOPREHigh-concerned chemical: NoneOrigin: Mainland China Features: *Wireless Freedom: Experience the convenience of a 2.4G wireless transmission system that eliminates cumbersome wires, allowing for seamless movement while performing or speaking.   *Automatic Pairing: The transmitter and receiver connect automatically within seconds, a hassle-free setup every time you use the system, making it perfect for quick transitions.   *Extended Range: Enjoy a robust connection with a range of up to 164 feet in open fields, providing the flexibility to move around without losing audio quality, even at 360 degrees.   *Dual Charging Capability: Both the transmitter and receiver can be charged simultaneously, offering over 6 hours of continuous use on a full charge, which is ideal for long events or performances.   *Compact and Lightweight: Designed with a mini metal clip and made from state-of-the-art lightweight materials, this microphone system is discreet and easy to attach to your clothing without any added bulk.   Specifications: *Part Name:Violin Wireless Microphone *Material:Plastic, metal *Size:21x3cm *Color:Black Package Content: Package List 1 (1 to 1): 1x Transmitter + 1x Receiver + 2x Clips + 1x USB + 1x Adapter Package List 2 (1 to 2): 2x Transmitters + 1x Receiver + 4x Clips + 1x USB + 1x Adapter Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.