Product Description: Huawei AP661 ( 11ax indoor,2+2+4 tri Bands, Smart Antenna, USB, BLE )
| Installation Type | Wall,Ceiling,T-Rail |
| Dimensions without packaging (H x W x D) [mm(in.)] | 220 mm x 50 mm |
| Weight without packaging [kg(lb)] | 1.08 kg |
| Power supply mode | DC/ PoE |
| Input voltage range [V] | DC: 12 V ± 10% PoE: 802.3at/af |
| Service port surge protection | PoE port: Common mode (8 wires to ground): 4 kV (1.2/50 us, 42 ohms), criterion B Differential mode (48 V-RTN): 0.5 kV (1.2/50 us, 42 ohms), criterion B |
| Maximum number of physical ports on the entire device | GE (RJ45) x 1, 10M/100M/1000M auto-sensing GE (RJ45) x 1, 10M/100M/1000M auto-sensing |
| Long-term operating temperature [°C(°F)] | -10°C to 50°C (From 1800 m to 5000 m [5905.51 ft. to 16404.20 ft.], the maximum temperature of the device decreases by 1°C [1.8°F] for every 300 m [984.25 ft.] increase in altitude.) |
| Storage temperature [°C(°F)] | –40°C to +70°C |
| Long-term operating relative humidity [RH] | 5% RH to 95% RH |
| Long-term operating altitude [m(ft.)] | –60 m to +5000 m (–196.85 ft to +16404.20 ft) |
| Atmospheric pressure [kPa] | 53kPa - 106kPa ETSI 300 019-2-3 |
| Ground | floating ground |
| Radio number | 3 |
| MIMO spatial streams | Radio 0 (2.4 GHz): 2x2 Radio 1 (5 GHz): 2x2 Radio 2 (5 GHz): 4x4 |
| Wi-Fi standard | 2.4G:802.11b/g/n/ax 5G:802.11a/n/ac/ac wave2/ax |
| Radio interface | Built-in smart antennas |
| Antenna gain | 2.4G: 4 dBi/chain (peak) 2 dBi (combined gain) 5G: 5 dBi/chain (peak value) 3 dBi (combined gain) BLE：4 dBi |
| Maximum transmit power | 2.4G: 22 dBm/chain 25 dBm (combined power) 5G: 20 dBm/chain 23 dBm (combined power) 5G: 20 dBm/chain 26 dBm (combined power) BLE < 10 dBm |
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