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AKG K 121 Studio
Impedance 55 Ω
Efficiency 101.4 dB SPL/mW
Frequency Response 18 - 22,500 Hz
Transducer Type Dynamic
Operating Principle Open
Ear Coupling On-ear
Weight 220 g
Target SPL Requirements
Target Power Voltage
90.0 dB 0.07 mW 0.06 Vrms
92.5 dB 0.13 mW 0.08 Vrms
95.0 dB 0.23 mW 0.11 Vrms
97.5 dB 0.41 mW 0.15 Vrms
100.0 dB 0.72 mW 0.2 Vrms
102.5 dB 1.3 mW 0.27 Vrms
105.0 dB 2.3 mW 0.35 Vrms
107.5 dB 4.1 mW 0.47 Vrms
110.0 dB 7.2 mW 0.63 Vrms
Price History
Current $65.00
Highest $97.36
Lowest $65.00
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Popular amps for AKG K 121 Studio

Model Peak SPL Portable Price
FiiO E10K FiiO E10K 122.1 dB $71.30
Schiit Magni Schiit Magni 131.0 dB $9.99
Schiit Magni 2 Schiit Magni 2 131.0 dB $5.99
Schiit Magni 3 Schiit Magni 3 132.1 dB $99.00
Electric Avenues PA2V2 Electric Avenues PA2V2 122.1 dB $70.00
SMSL SAP-5 SMSL SAP-5 120.2 dB $49.99
FiiO E5 FiiO E5 117.8 dB $20.00