HORI Gaming Headset Standard Splatoon 3 for Nintendo Switch Included: Headset x 1 Mixer x 1 Extension cable x 1 Instruction manual x 1 Used a few times and then stored. Stored by a private individual. Thank you for your understanding. I believe there are no current issues. Returns and exchanges are not accepted, so please refrain from purchasing if you are concerned. ● Anonymous delivery ● Immediate purchase available --------------------------- From the manufacturer's website: Voice Chat Compatible It can be used not only for Nintendo Switch game software that supports voice chat, but also for voice chat via the smartphone app "Nintendo Switch Online". * If the device does not have a φ3.5mm 4-pole jack, it may not work correctly depending on the conversion cable used. In that case, please contact the manufacturer of your conversion cable. ■ Product Specifications Headset External dimensions: (Height) 190mm x (Width) 190mm x (Depth) 90mm Cable length: Approximately 1.5m Input: φ3.5mm 4-pole plug Weight: Approximately 250g Impedance: 32Ω±15% Driver diameter: φ40mm Maximum input: 40mW Playback frequency band: 20Hz ~ 20kHz Sound pressure: 116dB±3dB Microphone Impedance: 2.2kΩ±5% Sensitivity: -48dB±3dB Frequency: 100Hz~16kHz Directionality: Unidirectional Extension cable Cable length: Approximately 2.5m