Simplecom CM121 Digital to Analog Audio Converter
Simplecom CM121 Digital to Analog Audio Converter
SKU:CBSI-CM121
The Simplecom CM121 is a digital to analog audio converter that transforms Optical Toslink or Coaxial digital signals into analog RCA outputs. Featuring compact design, USB power, and support for up to 96kHz sampling rates, it provides seamless connectivity for home and professional audio systems.
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- 12 months Manufacturer Warranty
Product Information
| Brand | Simplecom |
|---|---|
| Category | Cables |
| SKU | CBSI-CM121 |
| Availability | In Stock |
Overview
- The Simplecom CM121 bridges the gap between digital and analog audio devices. It accepts either Toslink optical or Coaxial digital signals and converts them to standard analog RCA outputs, making it ideal for integrating modern digital sources with older audio equipment or amplifiers that lack digital inputs.
Designed for both home and professional use, the converter supports uncompressed 2-channel PCM audio at sampling rates up to 96kHz. Its compact form factor and lightweight design make it portable and easy to deploy in various audio environments without cluttering your setup.
The unit is powered via USB, with an included wall charger and power cable for flexible installation options. It comes with a 2RCA to 3.5mm adapter, allowing connection to headphones or portable speakers. The 12-month warranty provides peace of mind for audio professionals and enthusiasts alike.
Specifications
| Input | Coaxial or Toslink Optical digital audio |
|---|---|
| Output | RCA L/R stereo audio |
| Audio Format | PCM/LPCM (2-channel uncompressed) |
| Sampling Rates Supported | 32kHz, 44.1kHz, 48kHz, 96kHz |
| Bit Depth | 24-bit SPDIF |
| Power Supply | DC 5V, 1A maximum |
| Power Input | USB port with included USB wall charger (AC 100–240V, 50/60Hz) |
| Dimensions | 60 x 55 x 20mm |
| Weight | 78g |
| Warranty | 12 months |
| Included Accessories | 2RCA to 3.5mm adapter, USB power cable, USB wall charger, user manual |
Key Features
Ideal For
FAQs
What audio formats does the CM121 support?
The CM121 supports uncompressed 2-channel PCM/LPCM audio signals. It does not support Dolby, DTS, or proprietary 5.1/7.1 surround sound formats. Ensure your device is set to output PCM audio, otherwise you may experience noise or static.
Can I connect both Toslink and Coaxial inputs at the same time?
The CM121 accepts either Toslink Optical or Coaxial input, but you will use one at a time. Select the appropriate input based on your audio source device.
Is the CM121 powered by batteries or mains power?
The CM121 is powered via USB. An AC wall charger (100–240V) and USB power cable are included for convenient mains power connection.
Can I use the CM121 to convert analog audio back to digital?
No. The CM121 only converts digital audio to analog. It cannot reverse the process or convert analog signals to digital.
What sampling rates are supported?
The CM121 supports 32kHz, 44.1kHz, 48kHz, and 96kHz sampling rates at 24-bit depth via SPDIF input.
Can I connect headphones directly to the CM121?
The CM121 outputs RCA connectors. A 2RCA to 3.5mm adapter is included, allowing you to connect standard headphones or portable speakers.
What is included in the package?
The package includes the CM121 converter, a 2RCA to 3.5mm adapter, USB power cable, USB wall charger, and user manual.
Is there a warranty?
Yes, the Simplecom CM121 includes a 12-month manufacturer warranty.
