Flashes by Sony Sorted by Price

Less than $200	HVLF56AM Flash for DSLRA100 Alpha $53.99 HVLF20S for NEX $138.00 HVL-F20M $138.00
$200 to $300	HVL-F32M $298.00
$300 to $400	HVL-F43M TTL Shoe Mount $329.95 HVL-F58AM $344.00 HVL-F45RM $398.00
$400 to $500	HVL-F60M $448.00
$500 to $600	HVL-F60RM Wireless Radio Flash $598.00