The Opa 1622 Double Op Amplifier Finished Product Board Supports A, Volt Load. Product Details Specifications: Model: OPA1622 Material: ABS Weight: Approx. 6.3 Optional Color: green PCB Size: Approx. 11*11cm/4.3*4.3in Packing List: 1*Module The OPA1622 is a dual, bipolar input, SoundPlus audio operational amplifier. The OPA1622 is a dual, bipolar input, SoundPlus audio operational amplifier. The device features a low noise density of 2.8nV/Hz and a low THD+N of -119.2dB at 1kHz, while also driving a 32? load at 100mW output power. The OPA1622's high AC Power Supply Rejection Ratio (PSRR) and Common Mode Rejection Ratio (CMRR) specifications eliminate noise from the power supply, ideal for portable audio applications. The device features a high output drive of +145mA/-130mA for direct drive headphone. The OPA1622 supports a wide supply voltage range of 2V to 18V with a supply current of only 2.6m per channel. 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.