Audio-Technica Sennheiser Beyerdynamic DT Audio-Technica Peerless PMB Stax SR-44 Toshiba HR-40 Jecklin Float Sennheiser Stax SR Gamma AKG K-500 AKG K-240 Beyerdynamic AKG Hearo 999 Stax SR-5 gold AKG K-205 UHF Beyerdynamic Jecklin Float MB Quart K 600 Sennheiser RS Sennheiser Stax SRD-X Denon AH-D5000 Bose Quiet AKG Hearo 888 Stax SR-2170 Stax SR-60 Stax SRD-6 SB Final Piano Stax SRD-7 MB Quart K 600 Beyerdynamic Philips WH-200 Sennheiser Stax SR-80 Pro Stax SR Lambda Stax SRD-6 SB Sennheiser HD Audio-Technica Philips SBC AH NAD Model 16 Stax SR Lambda Sony MDR CD 550 Micro Seiki Sony MDR CD 750 MB Quart Quart