Snom SNOM-D3 Expansion Module USB for D375, D345 and D315
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$9.21Inclusive of GST
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Increase the available function keys on D3xx phones with USB port, allowing users to manage a large number of extensions and calls. The D3 Expansion Module provides an additional 18 multicolored LED keys that can be programmed for functions such as line, speed dial, busy lamp field and presence indication.