PK Power AC/DC Adapter for SENNHEISER RS 120 RS 116 RS 110 RS 126 II RS 130 On-Ear Wireless RF Headphones Power Supply Cord Cable Battery Wall Charger Mains PSU
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Sennheiser RS 110 Over-Ear Headphones, Open Cup, Volume Control with 6.3 mm (1/4") Stereo Adapter, AC Power Adapter, Transmitter Unit, 2 AAA batteries, Black, Silver, 009917 - Walmart.com