VOIP Pbxs, IP Pbxs, VOIP Adapter

We are offering voip pbxs, ip pbxs, voip adapter.
houyuan technology (hk) limited ( houyuanhk.com ) is a professional voip pbx manufacturer in china.
features:
1.open soure asterisk
2.uclinux operation system
3.configurable ivr meue
4.over 50-100 avilable sip/iax2 extensions for smb use
5.20 concurrent calls
7.call forward ,call waiting ,call trandfer (blind transfer/attendr transfer), call pickup/ call parking ,call queues,ring group call detail record call routing
8.conference room
9.password protect for conference room
10.follow me
11.music on hold
12.skype for sip
13.sip trunk, iax2 trunk ,pstn analog trunk
14.configuer via web interface
15.code:g.711u/a,g.729,gsm,speek,g.726
16.full ssh access
ippbx04
hardware
.cpu: 400mhz blackfin 532 chip
.flash: 256 mb
.sdram: 64mb
.led
.programmable resent button
module configuration
.slots for modules : 4
.single port xo:xo-01
.single port fs : fs-01
interface
.1x rj45 port
.1x power port
.1x uart interface
.1x mmc/sd slot
.4x rj11 port (fs/xo interchangeable)
electrial
.power input :dc 12v/3a
houyuan technology(hk) limited
http://www.houyuanhk.com
contact: olive
email:olive@houyuanhk.com
msn: olivewanghy@hotmail.com
tel: 86-755-66802154
fax: 86-755-27286550
add: fl2,block d,#438 shajing east road,baoan district,shenzhen china.