Sennheiser (Non-Bluetooth Wireless) RS175 for $200, RS135 for $100

If you are interested in non-bluetooth wireless headphones, the ones with the receiver base, a couple of the latest Sennheiser models are on sale at B&H Photo, namely the RS-135 RF (replaced the good old RS-120) going for $100, while the RS-175 goes for $200…

These newer models are not using the Kleer technology, while the previous models did…