receiver transmitter pair

am-tx1-4xx   miniature am rf transmitter module
miniature RF transmitter module (7.5 X 11.5 X 4.5mm)
SAW controlled frequency stability
no adjustable components
transmitting range up to 300ft
CMOS/TTL compatible input.
low current consumption 2.5mA (typ.)
wide supply range 2.5 -12V
compatible with ABACOM's AM RF receiver modules
418MHz and 433.92MHz versions
epoxy dipped

am-hrr6-xxx   am superregenerative receiver module
compact hybrid module
very high frequeny stability
with no adjustable components
CMOS/TTL compatible output
single supply voltage 5V
low current consumption: AM-RR6 TYP 0.8mA
patented laser trimmed inductor (AM-HRR3 &6)
available on 418MHz and 433MHz

The above has been excerpted from http://www.abacom-tech.com/home.htm