Sennheiser RS 175 B-Stock

B-Stock, Sennheiser RS 175 Over-Ear wirelesss headphone - rechargeable wireless headphone, up to 100 m range, enables switching between dynamic bass and virtual surround sound listening modes for situational sound customization, supports analog and digital audio inputs and allows toggling between the inputs, multi-purpose transmitter also functions as ‘easy-charge’ cradle and docking station, multi-receiver transmission transmitter supports up to two pairs of headphones simultaneously, up to 18 h running time, over-ear design, closed back, 114 dB SPL, frequency response: 17 -22000 Hz, includes HDR 175 headphones, TR 175 transmitter, Optical cable, Audio cable, Power supply with 4 adapters (EU, UK, US & AU), 2 AAA NiMH rechargeable batteries, weight 310 g, , B-Stock with full warranty, may have traces of use.