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Part #: 422/TTLB, New In Box ! This is RS22 to TTL signal converter/adaptor. This particular model is based on standard RS22 to TTL signal. Auto tuning feature. This device also come with 15KV static protection. Operating Temperature: -25C to 70C * If you have any technical problem or quality issue with the product, please contact us within 30 days of receiving the product for exchange or refund (exclude S&H). No risk, guaranteed! * We are a well known distributor in China, let us help you source and reduce cost on quality products! * Thank you for looking. If you have any questions, please drop us a note cndistributor@gmail.com |