tri radio fortiap with mu mimo

{"cid":"91159203","title":"FAP-431F-E FortiAP-431F Indoor Wireless FortiAP - Tri radio (2x 802.11 a\/b\/g\/n\/ac\/ax, 4x4 MIMO and 1x 802.11 a\/b\/g\/n\/ac Wave 2, 2x2 MU-MIMO), internal antennas, 1x 100\/1000\/2500 Base-T RJ45, 1x 10\/10","imgUrl":"https:\/\/img.chinax.com\/nimg\/87\/cb\/1757bb0fc68079e2d9d1bfef9ed2-200x200-1.jpg","attrs":{"Brand Name":"Fortinet","Model Number":"FAP-431F","Certification":"CE","Place of Origin":"China","Model":"FAP-431F","Hardware Type":"Indoor AP","Number of Radios":"3 + 1 BLE","Number of Antennas":"5 Internal + 1 BLE Internal","Antenna Type and Peak Gain":"PIFA: 4 dBi for 2.4 GHz, 5 dBi for 5 GHz","Frequency Bands (GHz)":"2.400\u20132.4835, 5.150\u20135.250, 5.250\u20135.350, 5.470\u20135.725, 5.725\u20135.850","Dimensions":"8.27 x 8.27 x 2.22 inches (210 x 210 x 56.5 mm)","Mounting Options":"Ceiling, T-Rail, and Wall","Condition":"Brand new with 1 year's warranty"}}