Description M5Stack Synth Audio MIDI Synthesizer Unit Built-in SAM2695 Multi-channel Instruments Audio Source Output Description: – Synth Unit is a unit designed specifically for MIDI sound systems, with a built-in SAM2695 audio synthesizer. By inputting standard MIDI signals through serial communication, various audio synthesis and processing functions can be achieved, including audio synthesis, mixing, sound effect processing, etc; Support configuring multi-channel instrument sound source output and adjusting parameters such as four stage EQ and reverberation. Equipped with NS4150B Class D amplifier chip, providing clear audio output. Suitable for improvisation, music production studios, electronic music stages, and STEAM education. Features: – SAM2695 audio synthesis chip – Serial communication – Class D power amplifier – MIDI Standard Protocol – Support configuration of multi-channel instrument sound source output – Support four stage EQ, reverberation and other parameter adjustments – Programming environment: for Arduino, UIFlow, etc. Application: – Improvisation – Music production studio – Electronic music stage – For STEAM education Specification: – Audio synthesis chip: SAM2695 – Power amplifier chip: NS4150B – Audio Standard Protocol: MIDI – Speaker: 8ohms at 1W – Working temperature: 0-40°C – Product size: 48 x 24 x 16mm – Packaging size: 136 x 92 x 13mm – Product weight: 10g – Packaging weight: 15.4g Package Included: – 1 x Synth Unit – 1 x Grove Cable (20cm) Payment Terms 1. We accept PayPal,Payoneer,Visa Card,Google pay,Credit card etc. 2. We ship to your eBay or Paypal address. Please make sure your eBay and Paypal address is correct before you pay. Shipping Terms 1. We will process the order within the handling time ,if you have any questions, please contact us via eBay message or email. 2. For remote regions of DHL/FedEx…, extra shipping costs might be charged. Usually it costs about 30USD-50USD. We will contact you if shipping company informed us your address belongs to remote area. Thanks for your understanding. Return Terms If you receive the item that not satisfied or defective, please do not open case and kindly notify us within 30 days. We will guide you the returning process for replacement or refund. Custom Duties & Taxes 1. It is buyers responsibility to cover the import duties, taxes.We do not charge any taxes and fees, and the possible taxes and fees will be collected by the platform or by third parties such as customs and carriers. 2. Please check with your countrys customs office and inform us what/how much should declare before shipping. Feedback 1. Please kindly leave us a positive feedback and 5 star DSR if you satisfied with our product and service. Please feel free to contact us firstly if you have any problem with your order, we are responsible and credible seller and will solve the issue it for you asap. 2. If you are dissatisfied for any reason, please dont be quick to leave us neutral or negative feedback. We work hard to make sure EVERY CUSTOMER 100% SATISFIED and resolve any problem for you and always leave positive feedback to all our customers.