try this link for TT6 compatibility. SonyE do do a phone if he wants to stay with that make.
http://www.freeitsupport.net/viewpage.php?page=47
Brand
Model
Acer
n310, n311, n35, n50
Asus
Mypal A632N, Mypal A636N
Dell
Axim X51, X51V
Eten
M600, G500
Fujitsu Siemens
Pocket LOOX 720, Pocket LOOX N520
HP
HW6510, HW6515, iPAQ H4150, iPAQ H4350, iPAQ HW6910, iPAQ HW6915, iPAQ HX2190, iPAQ HX2490, iPAQ RX1950, iPAQ RZ1710
HTC
P3600
Imate
JAM, Jamin, PDA2K, PDA-N
Mitac
Mio 168, Mio A201, Mio A701, Mio P350, Mio P550
Nokia
E50, E61, N73, N80
O2
XDA Exec, XDA Orbit
Orange
SPV M1000, SPV M2000, SPV M3000
Palm
Treo 650, Treo 700W, Treo 750v
Qtek
9000, G100, S100, S110
SonyEricsson
W950i
T-Mobile
MDA Compact, MDA Compact III, MDA III, MDA Pro