Bluetooth Dual Channel Amplifier Module Stereo Amp Dc 8V?26V Tpa3118 30W X 2 This is an audio power amplifier board that strengthens low-power, inaudible electronic audio signals such as the signal from radio receiver or electric guitar pickup to a level that is strong enough for driving loudspeakers or headphones. Power amplifiers make the signal audible to listeners. It is the final electronic stage in a typical audio playback chain before the signal is sent to the loudspeakers and speaker enclosures. Specifications: Audio Input: Bluetooth Output Power: 2x30W Suitable Speaker Impedance: 4ohm, 6ohm, 8ohm Input Voltage: 8V~26V DC Auxiliary Input: 3.5mm jack Size: 71 x 52mm / 2.79 x 2.04" Package Includes: 1 x Amplifier Board Product Features Digital amplifier has a higher overload capacity than analog amplifier, and it won't cause crossover distortion, transient inter modulation distortion and you don't have to worry about the loudspeaker internal resistance It supports Bluetooth audio input and 3.5mm audio jack auxiliary input Dual channel of 30W+30W power output and a wide input voltage range from 8V to 26V DC Sound quality is very good by using this audio power amplifier module Applicable speaker impedance are 4, 6, 8ohm, great for turning normal speaker into Bluetooth speaker Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!