7 lines (6 with data), 251 Bytes

e081a 0 128 0 7:55:00 26/04/1988
# Start time=07:55
# First beat=08:21:05.367
# <age-range>: 65-69, <sex>: Male, <medication>: None
# <RR-low-limit(sec)>: 0.632,  <RR-high-limit(sec)>: 1.117
# Note: recording with a timing signal, flutter-compensated