Speech accompanier (qc-015) integrates remote--control pc and laser ferula. It is used with your pc/notebook, projector when in class or conference. It can be more than 15 meters from your computer to the remote controller so it will help you to operate your computer freely wherever you are in the room. There are red ray button, laser indicator button, laser button, previous button, next button embedded in the laser pen. Product characteristics: 1.the remote control technology: radio frequency,128MB[...]

IP phone (1FXS,1PSTN): 1)Support G7231, G729, G711/A, G711/U, 2)Support SIP 2.0, TCP/UDP/IP, RTP/RTCP, HTTP, HTTPS, ICMP, ARP, DHCP, NTP/SNTP, TFTP protocols. 3) Support configuration by keypad.[...]

JJB Energy saver for AC Features: 1, Easy to install without controlling the inner circuitry of air condition 2, Security.; No direct connection with the circuitry of air condition. 3, Scientific, with temperature.-controlling 4, Easy to move it for oneself , without after service worry. 5, Trouble of energy saver does not influence air condition running 6, Little temperature wave 7, Stable capability. 8, Unnecessary to quit any original control and safe function of air condition Advanced[...]

Description： 1,High capacity up to 512G,1G, 2GB 2,Ultra fast transfering speed up to 480Mbits (USB2.0 high speed) 3,High resolution of 500DPI that makes identification more accurate & easier 4,Ultra fast identification time: less than 0.1 second 5,Support latest encryption technology (256 bit AES Key) 6,Store up to 10 registered templates 7,Files in your computer can be encrypted. When the disk is plugged in, the files are decrypted automatically while files are protected when[...]

Support SIP2.0, TCP/UDP/IP, RTP/RTCP, HTTP, ICMP,ARP/RARP, DNS,DHCP (both client and server), NTP, PPPoE，TFTP, etc. Built-in router, NAT and Gateway Powerful digital signal processing (DSP) to ensure superb audio quality; advanced adaptive jitter control and packet loss concealment technology Ultra compact (wallet size) and lightweight design, great companion for travelers Support various vocoders including G.711 A-/U-law, G.723.1, G.729A/B, G.728, G.726, iLBC. Support Caller ID/Name[...]