Check the listing for details. Cartridge Replacement Fit For Shure BETA58A BETA57A Microphone. Condition: New. Listed at 3.91 USD. Cartridge Replacement Fit For Shure BETA58A BETA57A MicrophoneDescription SKU: Z366 Item Description Features: 100% Brand New and High Quality Replacement cartridge for BETA-57 BETA-58 microphones Specification: Frequency response: 50--16000HZ Sensitivity: -71dB Impedance: 600 ohms±30% Size: 30.5mmX47.5mm(DiaXH) Material: Plastic Color: Black Quantity: 1 PC Net Weight: 50g Note: Lighting, display and other factors may cause COLOR SHADING, please comprehensive pictures and text descriptions to determine! Package Includes: ● 1 x Microphone Cartridge Kindly Note: If you need a huge quantity, contact us to get more competitive offer. Shipping and Payment: Payment : Paypal Shipped within 2 business days once payment done. 10~27 days to reach you. Refund and Guarantee: 30 Days Money Back Guarantee 180 Days - Free Exchange Please contact us with any questions or concerns,we will solve it until you satisfy.