Feature:1. [LED Display Receiver] Professional receiver features LED display screen, showing important information such as signal strength, channel, frequency, volume. With separate volume control, can achieve accurate sound balance.2. [Low Battery Indicator] You can monitor the battery status efficiently with the low battery indicator light that turns red when the battery is low and needs replacement.3. [Auto Scan Function] The dual wireless microphone system has an auto scan function which allows the microphone and system to search for the least interfered channel for pairing, enhancing efficiency.4. [Improved Sound Quality] Each microphone in the system incorporates a refined circuit design to catch and transmit sound smoothly, ensuring clear sound without interruptions, hisses, or feedback.5. [Extended Wireless Range] With an upgraded wireless range of up to 160 feet, this wireless mic offers stable, delay free, and interference resistant signals, ideal for public speeches, interviews, group karaoke, broadcasting, and outdoor events.Specification:Item Type: Dual Wireless Microphone SystemMaterial: ABS, PlasticPower Supply:Receiver: 110-240VMicrophone: One microphone requires 2 AA batteries (not included)Frequency Range: VHF 220MHz to 250MHzDynamic Range: 110dbSignal to Noise Ratio: >100dbFrequency Response: 50Hz to 18kHz.Package List:2 x Microphones1 x Receiver1 x Power Cord1 x Connection Cable1 x English Instruction Manual