Dinstar UC2000-VE-4G 4-Channel GSM/WCDMA/LTE VoIP Gateway

The Dinstar UC2000-VE-4G is a 4-channel GSM/3G/4G VoIP Gateway designed to connect mobile networks with VoIP/SIP systems. It supports voice and SMS transmission and is compatible with mainstream VoIP platforms.

📌 Key Specifications

• Model: UC2000-VE-4G
• Type: GSM/WCDMA/LTE VoIP Gateway
• Channels: 4
• SIM Slots: 4
• Mobile Network: GSM / WCDMA / LTE
• VoLTE: Supported
• Protocol: SIP v2.0 / RFC3261
• SIP Transport: UDP / TCP / TLS
• RTP: RTP / SRTP
• Ethernet: 2 × 10/100/1000 Base-T RJ45
• Antenna Connectors: SMA
• Console: 1 × RS232
• SMS: Send & Receive, SMS/USSD, SMS API
• Codecs: G.711A/U, G.723.1, G.729AB
• SIM: Hot-swappable SIM cards
• Management: Web-based configuration and management
• Remote SIM: Supported with Dinstar SIMBank/SIMCloud as an option

📌 Main Functions

• Mobile-to-VoIP and VoIP-to-Mobile
• SIP Trunk and Trunk Group
• SMS to Email / Email to SMS
• Call Forward
• Call Waiting / Call Back
• Caller/Called Number Manipulation
• Echo Cancellation
• DTMF RFC2833 / SIP INFO
• CDR storage
• Auto Provisioning
• Auto CLIP
• IVR Customization