Đặc tính kỹ thuật
Physical Interfaces
- 2 FXS port (RJ11)
- 1 WAN, 10/100Mbps (RJ45)
- 1 LAN, 10/100Mbps (RJ45)
Voice Capabilities & Fax
- Codecs: G.711a/μ law, G.723.1, G.729A/B, G.726
- Silence Suppression
- Comfort Noise Generator (CNG)
- Voice Activity Detection (VAD)
- Echo Cancellation: G.168 with up to 128ms
- Adaptive (Dynamic) Jitter Buffer
- Hook Flash
- Adjustable Gain Control
- Programmable Gain Control
- FAX: T.38 and Pass-through
- Modem/POS
- DTMF: SIP Info/RFC2833/Inband
- VLAN 802.1P/802.1Q
- Layer 3 QoS and DiffServ
FXS
- FXS Connector: RJ11
- Dial Mode: DTMF and Pulse
- Pulse: 10 and 20 PPS
- Caller ID: DTMF/FSK CLI Presentation
- Max Cable Length: 3km
- Reversed Polarity
- Programmable Call Progress Tone
Supplementary Services
- Call Waiting and Call Holding
- Call Forwarding (Unconditional/Busy/No Reply)
- Call Transfer (Blind & Attended)
- Warm/Immediately Hotline
- Do-not-disturb
- Three Parties Conversation (3-way Conference)
Environmental
- Power Supply: 12V DC, 1A
- Power Consumption: <5W
- Dimensions: 126 × 76 × 25 mm
- Weight: 0.2kg
- Bảo hành: 12 tháng.