GP-712 is a revolution and innovation product.It Integrated VoIP and 2.4G Bluetooth technical in a device, this not only offered high cost-effectiveness in mobile communication for mobile user but also offered very flexibility in re-building system.

Feature
1.VoIP and Bluetooth Mobile fully integration.
2.Compatible with SIP RFC543, RFC3261.
3.Support UPLINK , DOWNLINK Routing.
4.Support VOICE REPORT IP function.
5.Offered Website for inquire or setting.
6.Support SIP Proxy, or point to point application.
7.Offered one stage ,two stage free dialing and call transfer function.
8.Bluetooth with auto pairing and auto searching function.
9.QoS and Digital Transmit.
10.Could use with GSM/CDMA/3G/UMTS various Bluetooth mobile phone.

Specification

VoIP
Web Browser
IVR Interface
Uplink Route Setting
Downlink Route Setting
1 Stage, Dialout Called Number, Free Dial

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

CODEC
GSM
G.711: 64k bit/s (PCM)
G.723.1: 6.3k / 5.3k bit/s
G.726: 16k / 24k / 32k / 40k bit/s (ADPCM)
G.729A: 8k bit/s (CS-ACELP)
G.729B: adds VAD & CNG to G.729

NAT Traversal
STUN

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

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

Added: 24.06.2008 Offer viewed: 82 (hits)

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