Hardware

Huawei ES0W2PSA0150 power module only in the S5700-28P-LI, S5710-EI, S5720 series Switch, the switch chassis matching a 150 W AC power module. Description: 150W AC Power Module Rated input voltage range: 100 V AC to 240 V AC, 50/60 Hz Maximum input voltage range: 90 V AC to 264 V AC, 47 Hz to 63 Hz Maximum Input current: 3 A Maximum output current: 12.5 A Rated output voltage: 12V Maximum output power: 150 W Dimensions (W x D x H): 100 mm x 205 mm x 40 mm (3.9 in. x 8.1 in. x 1.6 in.) Weight: 0.8 kg (1.73 lb)

Also for users with basic communication needs, the 1608 supports eight line appearances/feature keys with dual LEDs. It includes several fixed feature keys for common tasks, including conference, transfer, drop, hold and mute. In addition, it features a two-way speakerphone, a headset jack and an extra 10/100 Ethernet port for a co-located laptop or PC.