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bluetooth spec v5.1 LMP part Parameters coincide with their namesakes in LMP_SCO_link_req and LMP_remove_SCO_link_req apart from the following: 1. eSCO_LT_ADDR - the eSCO connection will be active on an additional LT_ADDR that needs to be defined. The master is not allowed to re-assign an active eSCO link to a different LT_ADDR. 2. DeSCO, TeSCO - as per LMP_SCO_link_req but with a greater flexibility in values (e.g. no longer fixed with respect to HV1, HV2, and HV3 packet choice). 3. WeSCO - the eSCO retransmission window size (in slots)