For a list of all currently documented Broadcom chipsets with specifications, see Broadcom.
The FCC test report lists an additonal model of M505N (VisionNet M505N?) which is also pictured as having removable (RP-SMA connector) antennas. The ASW915N+ is pictured as having integral antennas.
"PN:2PB-AS9150-X20R(OSP)" and "ASW915N_X2" is silkscreened on the board in the FCC photos.
The device appears to be using a MX29LV640EBTI-70G Flash chip.. and this device also uses two SiGe 2528L / SE2528L 2.4GHz power amplifiers.
The default credentials in this entry are from the FCC manual.