Panasonic EP790 Manuel D'utilisation page 18

MASSAGING HEADS RANGE MOVEMENT
The width between the massage heads can be adjusted for tapping, rolling, regional rolling,
tapping rolling massage and regional tapping rolling massage.
The heads can be set at different widths for a wide range, giving you a massage any place
you like from the neck to the lower back.
<UPWARD, DOWNWARD MASSAGE>
Massage range width : 2 15/16 in. (75 mm) (width cannot be adjusted)
<TAPPING, ROLLING, REGIONAL ROLLING, TAPPING ROLLING AND REGIONAL
TAPPING ROLLING>
Massage range width : 3 5/16 in. or 4 5/16 in. (85 mm or 110 mm)
18
Neck
2 15/16 in. (75 mm)
(Minimum width)
Lower back
Neck
3 5/16 in. (85 mm)
4 5/16 in (110 mm).
Lower back
23 1/16 in. (600 mm)
23 1/16 in. (600 mm)