root@Alice-Net:~# iwinfo
wlan0     ESSID: "OpenWrt"
          Access Point: 90:9F:33:BE:41:20
          Mode: Master  Channel: 1 (2.412 GHz)
          Center Channel 1: 1 2: unknown
          Tx-Power: 23 dBm  Link Quality: unknown/70
          Signal: unknown  Noise: unknown
          Bit Rate: unknown
          Encryption: none
          Type: nl80211  HW Mode(s): 802.11bgn
          Hardware: 14C3:7662 14C3:7662 [MediaTek MT76x2E]
          TX power offset: none
          Frequency offset: none
          Supports VAPs: yes  PHY name: phy0

wlan1     ESSID: "OpenWrt"
          Access Point: 90:9F:33:BE:41:22
          Mode: Master  Channel: 36 (5.180 GHz)
          Center Channel 1: 42 2: unknown
          Tx-Power: 20 dBm  Link Quality: unknown/70
          Signal: unknown  Noise: unknown
          Bit Rate: unknown
          Encryption: none
          Type: nl80211  HW Mode(s): 802.11nac
          Hardware: 14C3:7662 14C3:7662 [MediaTek MT76x2E]
          TX power offset: none
          Frequency offset: none
          Supports VAPs: yes  PHY name: phy1