May I suggest our Ethereal IR components (ok, I am shilling).

IR Connecting Block Kit
[Link: metrahometheater.com]

IR Connecting Block Kit w/ double throw code learning relay
[Link: metrahometheater.com]

IR Interface cable (3.5mm Mono to 3.5mm Stereo)
[Link: metrahometheater.com]

IR Receiving Target
[Link: metrahometheater.com]

IR Emitter (Single)
[Link: metrahometheater.com]

IR Emitter (Double)
[Link: metrahometheater.com]

IT Emitter (single) with visible flashing emitter
[Link: metrahometheater.com]


And some great accessories!


3.5mm Keystone Inserts - 2 Conductor
[Link: metrahometheater.com]

3.5mm Keystone Inserts - 3 Conductor
[Link: metrahometheater.com]

3.5MM Stereo Mini Breakout
[Link: metrahometheater.com]

IR Emitter Adhesive Pads - 25 Pack
[Link: metrahometheater.com]

IR Emitter Covers - 10 Pack
[Link: metrahometheater.com]