CounterPath X-Lite 3.0 User Guide - Manual (Page 39)

CounterPath X-Lite 3.0
37
Supported Codecs
X-Lite supports a wide range of codecs. See Table 5, below.
* Generally, one of these codecs must be enabled to place a PSTN (land line) call.
Options – Advanced – Video Codecs
Table 5: Audio Codecs Supported in X-Lite
Codec Narrowband Wideband
Broadvoice-32 3
Broadvoice-32 FEC 3
G.711aLaw * 3
G.711uLaw * 3
GSM 3
iLBC 3
L16 PCM Wideband 3