Can PM me the following price?

- SAROWIN HDMICAT60 HDMI Extender 1 unit
- SAROWIN HDEX0101S60M Single CAT HDMI Extender 1 unit
- SAROWIN HDSW0301M HDMI Switch 1 unit
- SAROWIN HDSW0401M HDMI Switch 1 unit
- SAROWIN LKV-312 HDMI Splitter 3 unit
- SAROWIN HDSP0102M HDMI Splitter 3 unit
- IR wireless extender 1 unit

Quick question:
1. What is the difference between LKV-312 and HDSP0102M splitter?
2. What is the difference between HDMICAT60 and HDEX0101S60M extender?
3. Can you source for IR wireless extender that works with Astro?
4. What is the difference between your product and the following:
http://forum.lowyat.net/index.php?showtopic=1489743&hl=