Gold-plated 3.5 mm jack Over-ear GOJI Black 285 g Internal Lithium-ion Yes Bluetooth 5.0 32 Ohms Yes Neodymium drivers 115 dB Up to 20 hours 1 m 1 hour Tiltable earcups Yes Closed USB Yes 40 mm 20 - 20,000 Hz Yes - In-line- Earcup 20 mW Bass Boost All smartphones Yes No Memory foam 10 m - Siri- Google Assistant 1 year Yes

No In-ear GOJI White 48 g Internal Lithium-ion Bluetooth 5.3 16 Ohms Yes Dynamic driver 100 dB 2 hours Yes Yes Closed 10 mm 20 - 18,000 Hz Earbud 5 mW - iOS- Android No Yes Silicone 10 m 1 year Yes

Gold-plated 3.5 mm jack On-ear GOJI Black 170 g Internal Lithium-ion Bluetooth 4.0 32 Ohms Yes 107 dB Up to 8 hours 1.2 m 2.5 hours Tiltable earcups Yes Closed USB Yes 40 mm 20 - 20,000 Hz Yes Earcup 5 mW All smartphones No No PU 10 m Yes