Douk Audio 5 Band Equalizer Bluetooth Eq Preamp For, Eq5 Tone Upgraded Version Product Details Precision Sound Tuning: Elevate your audio experience with the Douk Audio EQ5 Pro Mini's 5-band equalizer, featuring independent op-amp processing for each frequency band (100Hz, 400Hz, 800Hz, 4KHz, 10KHz). This allows for precise sound adjustments, compensating for speaker and acoustic imperfections, and tailoring the audio to your preference. Wireless Hi-Fi Enjoyment: The EQ5 Pro Mini offers Bluetooth 5.0 connectivity, enabling you to stream high-quality music wirelessly from your devices. Enjoy the convenience and freedom of wireless audio without compromising on sound quality. Real-Time Audio Monitoring with VU Meter: The dual large VU meters (45mm) provide an accurate real-time audio signal level display, adding a dynamic visual element to your listening environment. The dedicated VU driver chip ensures the meters respond faithfully to the audio signal, giving you a clear visual representation of the sound levels. Convenient Bypass and Balance Controls: The bypass function allows you to quickly switch off the EQ preamplification, directing the audio signal from input to output without processing. The balance control feature ensures that the sound field positioning remains centered, compensating for any left and right channel imbalances. Portable Design with Gold-Plated Interfaces: The EQ5 Pro Mini boasts an attractive all-metal case with aluminum knobs and gold-plated I/O interfaces for optimal signal transmission. Its compact size and DC 5V power requirement make it easy to carry and use in various settings, providing high-quality audio enhancement wherever you go. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.