Model: Wireless lavalier microphone. Frequency range: 2.4KHz Signal-to-noise ratio: 64db Color: Classic black Working time: 10 hours Charging time: 1h-1.5h Plug and play automatic pairing Easy to use, automatic connection on startup Packing list: 1 product, 1 TYPE-C interface cable, 1 manual Note: 1. Please allow minor errors due to manual measurement. Please make sure you don't mind before bidding. 2. Due to different monitors, the color may vary, please understand. Note: Hello, please pay attention to your delivery address when purchasing the product. If your receiving information (e.g.: name, street, house number, doorbell/email without name, etc.) is incorrect, the order will not be delivered correctly. With the concept of customer first, we provide you with 24/7 customer service. No matter where you are or what problems you encounter, we will solve them for you as soon as possible to ensure that your shopping experience is worry-free.