WEP on mickrotik AP (Atlheros AR5413) vs WEP on SENAO client

RouterOS Wireless Networking
1

How can I set WEP on mikrotik AP to work with WEP on SENAO client.
Mikrotik has 40 bit, 104 bit wep and aes.ccm, while Senao client has 64 bit and 124 bit wep.

2

104bit is the same as 124