Other Services

Rhosigma specializes in electronic product technology development and design Engineering. We offer services including firmware development, product development, reverse engineering, hardware development, and HART. Rhosigma also offers services artificial intelligence, machine learning, and the Internet of Things. Contact us to understand how we can help bring your electronic product to life.

• Avoid scams by acting locally or paying with PayPal
• Never pay with Western Union, Moneygram or other anonymous payment services
• Don't buy or sell outside of your country. Don't accept cashier cheques from outside your country
• This site is never involved in any transaction, and does not handle payments, shipping, guarantee transactions, provide escrow services, or offer "buyer protection" or "seller certification"