Buttons

12 standard number button; on/off key; redial key; conference call; speed dial; Mute; hold key; volume up/down key; menu key; up/down key; back key; enter key;

Display

128*64; LED

Master Phone Weight

37.4*33*7.0cm; 960g

Power connector size

22*9.8*6.0cm; 333g

Expansion microphone weight

8.98*8.36*2.77cm; 110g

Power supply

220V AC/50HZ

Environmental requirement

Temperature: -10°C~40°C

Relative humidity:10% to 95%

System requirement

With USB interface PC and conference terminal

Windows8.1(64bit/32bit); Windows8(64bit/32bit);

Windows7(64bit/32bit); Windows Vista SP1 and above(32bit); Windows XP SP2 and above(32bit); Windows 2000 SP4

Package list

Master Phone; Power connector; Expansion microphone X2; Master Phone cable; Power cable; Telephone cable; Manual

Interface

Standard USB 2.0

Microphone

3X omnidirectional, intelligent adjustment

Expansion microphone

2 sets, can connect with expansion devices

Amplifier

1.frequency response:300 to 3300HZ

Signal Process

Self-adaption echo cancellation, array control