SHIDU U30 UHF Wireless Microphone with Receiver (Aviation Aluminum Case, 900mAh)

Model: U30 | Wireless Technology: UHF Wireless | Frequency: 700–740MHz | Frequency Response: 30–23,000Hz | Output Resistance: 600Ω ± 30% | Material: Aviation Aluminum Case | Battery Capacity: 900mAh | Charging Port: Micro | Size: 230×47×47mm | Weight: 228g | Compatibility: Works with any speaker