The Yeastar TG400G is a low-cost 4-Port GSM gateway with VoIP. This device enables low-cost calls to mobile numbers via an installed SIM card directly from employees’ IP phones. In the same way, incoming calls can also be forwarded to internal numbers.
Additional device features include support for USSD queries and receiving and sending SMS. Bulk SMS sending can also be configured, and an open API allows this feature to be precisely programmed into the Yeastar TG400G.
in addition to the savings on mobile to mobile call charges and handling bulk SMS, other potential uses are to act an an effective backup in instances of landline network failure. The Yeastar TG Range is also the perfect solution if you need to set up a temporary office and don’t have access, or don’t want to sign up to a minimum contract with a landline provider. In the same way, a GSM Gateway is ideal if you need to be able to deploy an office quickly where landline infrastructure isn’t available.
The Yeastar TG Gateways are configured from a single port, up to 16-port versions. Yeastar TG100G, Yeastar TG200G, Yeastar TG400, Yeastar TG800G and Yeastar TG1600G
In our Buyers’ Guide to VoIP Gateways we discuss the differences between the various type of gateway and look at the use cases for each. We also discuss the forthcoming PSTN/ISDN switch-off and what you need to do to prepare your business for 2025.
Yeastar TG400G GSM Features and Specifications:
-
- Protocol: SIP, IAX2
- Transport: UDP, TCP, TLS, SRTP
- Voice Codec: G.711 (alaw/ulaw), G.722, G.726, G.729A, GSM, ADPCM, Speex
- Echo Cancellation: ITU-T G.168 LEC
- DTMF Mode: RFC2833, SIP INFO, In-band
- SIP Server for IP Phones Included
- SIP Response Code Switch
- Call Progress Tone Generation
- 1 Stage/2 Stage Dial