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Wires No More!

$159.99 a pair
Wireless Serial Adapter
(Bluetooth to RS232)

$19.99
Bluetooth USB Dongle
(Class 1, EDR, v2.0)

DTR/DSR Adapter for Bluetooth Wireless Serial Adapter(HdwBTRS232)
$19.99

This adapter connects the RTS signal to the DTR in order to provide a voltage for devices that need it. CSR is connected to DSR for the same reason.