2012 New Radio Repeater/1 PTT VoIP RoIP 102
2016-11-08 03:13 Views:169
Price:Negotiable
Brand:DBL
MOQ:1
Quantity:10
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The fundamental of RoIP(Radio over IP)technology is to convertthe audio and PTT signals in a radio terminal into IP packets andthen transmit the data via the IPnetworks.
Key Features- Open Standard VoIP Protocols (IETF SIP V2)
- Two 10/100 Ethernet for WAN / LAN connections
- Supply dynamic DNS service
- Speech quality ensured by QoS at the Ethernet and IP layers andcomprehensive jitter buffer
- Line Echo Cancellation
- VLAN and QoS support
- NAT Transversal and Router functions
- Support IP voice stream to via a recording server
- Highly stable embedded Linux operating system in highperformance ARM 9 Processor
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BasicFeatures- Support a PTT port
- LEDs for Power, Ready, Status, WAN, PC, FXS
- Call Forward, Call Hold, Call Transfer
- Dial Plan
- Caller ID
EnhancedFeatures - Dynamic selection of codec
- Advanced jitter buffer
- Automatic traversal of NAT and firewall
- VLAN / Qos
- Router
- Echo cancellation for Speakerphone
- Comfort noise generation (CNG)
- Voice activity detection (VAD)
- Auto provisioning (requires auto provisioning server)
- On line firmware upgrade
- Multi-language support: English and Chinese
SupportedStandards - ITU: H.323 V4, H.225, H.235, H.245, H.450
- RFC 1889 - RTP/RTCP
- RFC 2327 – SDP
- RFC 2833 – RTP Payload for DTMF Digits, Telephony Tones andTelephony Signals
- RFC 2976 – SIP INFO Method
- RFC 3261 – SIP
- RFC 3264 – Offer/Answer model with SDP
- RFC 3515 – SIP REFER Method
- RFC 3842 – A Message Summary and Message Waiting Indicator
- RFC 3489 – Simple Traversal of User Datagram Protocol (UDP)Through Network Address Translators (NATs)
- RFC 3891 – SIP “Replaces” Header
- RFC 3892 – SIP Referred-By Mechanism
- draft-ietf-sipping-cc-transfer-04 – Session InitiationProtocol Call Control - Transfer
- Codec: G.711 (A/µ law), G.729A/B, G.723.1
- DTMF: RFC 2833, In-band DTMF, SIP INFO
Physical and EnvironmentalOperating temperature: 10°C to 40°C (50°F to104°F) Storage temperature: 0°C to 50°C (32°F to122°F) Weight: 0.35 kg (4.2 lb) (IncludingAC/DC Adapter) Size: 170 mm (W)x 140 mm (L) x 65 mm (H)( ” x ”x ”) Power: 12 Vdc 2A (AC/DC adapterincluded). Classification 0 under IEEE 802.3af on CN2x4 Safety: Emissions: Immunity: Other Approval: Warranty: one year |
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