Snom DSP Module for M900 - Image 1
SKU: SNO-A900

Snom DSP Module for M900

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MSRP: $113.00

DSP Audio Module

SKU: SNO-A900

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Description

The DSP Audio Module A900 for M900 enables additional audio codecs for the M900 base stations.

Core Features:

  • The DSP modules adds support for the following audio codecs:
    • VOIP codecs:
      • G.729 with Annex A and optional B (NB, 8 kbit/s)
      • BroadVoice32 (BV32) (WB, 32 kbit/s) (V530B2 or later)
      • Opus (NB/WB, 10-24 kbit/s) (V500B1 or later)
    • DECT codecs:
      • BroadVoice32 (BV32) (WB, 32 kbit/s, 1 DECT slot)

Additional information

Weight 0.052 lbs
Dimensions 0.5 × 0.5 × 0.5 in
Brand

Snom
  • Support of SILK 10 or 20 ms framing. this means that we can handle the following:
    • NB 20 ms framing – 8 calls
    • NB 10 ms framing – 6 calls
    • WB 20 ms framing – 5 calls
    • WB 10 ms framing – 3 calls
  • Supported sample rates limited to 16 kHz (SDP parameter maxplaybackrate=16000 and sprop-maxcapturerate=16000) and 12 kHz, 8 KHz.
  • No CELT. Only support for the Opus bitstream and the SILK codec. No support for CELT
  • Opus frame size of 10 or 20 ms. SDP parameter ptime=20 or ptime=10, indicates this, but this parameter just gives the RTP Packet size and as no
  • absolute size is present in a opus package, one RTP package must contain one opus package.
  • Mono (SDP stereo=0).
  • Opus packages of type: Code 0 (One Frame in a Packet)
  • No Discontinuous Transmission (DTX) support (SDP usedtx=0), but tolerate it