The GP-712 is a revolutionary and innovative product. It Integrates VoIP and 2.4G Bluetooth technology in a device. This makes the connection free from the limitation of frequency and telecommunication provider to become more convenient and widely use. Therefore, it can also be widely used as GSM/CDMA/WCDMA/3G/3.5G VoIP Gateway.

Specification:

VoIP:
Web Browser
IVR Interface
Uplink Route Setting (BT to VoIP)
Downlink Route Setting (VoIP to BT)

Network Protocol:
SIP v1 (RFC2543), v2(RFC3261)
IP/TCP/UDP/RTP/RTCP
IP/ICMP/ARP/RARP/SNTP
DHCP Client/ PPPoE Client
DNS Client

NAT Traversal:
STUN

Voice Quality:
VAD: Voice activity detection
CNG: Comfort noise generator
LEC: Line echo canceller
Packet Loss Compensation
Adaptive Jitter Buffer

Bluetooth:
Bluetooth Specification V2.
Carrier Frequency 2400MHz to 2483.5MHz
Modulation Method GFSK,1Mbps,0.5BT Gaussian
Output level, class 2
10 meters working range