Знакомства-легко середине конференц-телефон

Overview: Excellent hand free conversation quality. It can be used as the small-sized conference phone, desktop telephone or residential telephone. Unique PC audio ports and USB port design enable you perform Internet meeting through connection to PC. 8 participants are recommended for conferencing. Ports: • RJ11 port for PSTN and analog PBX connection • 3.5mm audio input/output port • 4P4C port for wired extended microphones • USB port Speaker: • Response frequency: 200-4000Hz • Volume: max. 89db MIC: • Response frequency: 200-4000Hz • 1 built-in omnidirectional microphone, 4 meters away speaking can be clearly heard Features: • Expandable to 3 or 5 high sensitive microphones, which ensures large-scale meeting and protect your investment • Support Internet conference application through computer and 3-party conference through hybrid PSTN and Internet network. • Digital echo cancellation technology applied, full-duplex and hand-free conversation • Dynamic noise reduction technology applied • Hi-fi speaker with volume adjustable • Microphones mute function • Handset conversation function • 16-digital Incoming/outgoing call numbers can be displayed and stored, compatible with FSK and DTMF signal • LED indicator for missed call • LCD with backlight • Laser carved lightening keypad for operation in the dark • 8 normal and 1 VIP ring tone, ring tone can be displayed and selected simultaneously • VIP number function and deleting-prevention, special ring tone for VIP call • Hold function • Flash function Power: • 85-265V 50/60Hz AC Working Environment: • Working temperature: 5°C-40°C • Relative humidity: 20%-85% (non-condensing) • Storage temperature: -30°C-55°C.