Proton

Proton 320

Radios

€34 vs last month median 2026

Estimated used-market median, refreshed monthly

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Proton 300 Radios €128 median Proton RS-420 Radios Proton 420 Tuners €90 median Proton 600T Tuners Proton 720 Tape recorders €41 median Proton 720-B Tape recorders Proton 740 Tape recorders €158 median Proton AD-200 Tape recorders €50 median Proton AD-300 Tape recorders €167 median Proton AD-430 Tape recorders €69 median Proton AD-431 Tape recorders Proton AT-200 Tuners €27 median