Used Sennheiser RS 170 Wireless (kleer) for $104

Sennheiser has a new generation of RS-series headphones, but if you cool with the previous generation and used condition, the RS 170 (one pair of headphones plus transmitter stand/base) are available in “Used – Very Good” condition (damaged packaging) for $104~ by Amazon Warehouse Deals. These are RF Wireless (not bluetooth) and use Kleer technology.