Soundproof room that can be held in one hand + Easy microphone set Sound isolation up to -28dB! Voicease (Voices) Made in Japan Soundproofing Noise Insulation Noise Soundproofing Vocal Practice Vocal Recording Recording Karaoke

・Product number: VC-01 ・Weight: 565g ・External dimensions: Total length 390mm, diameter 135mm ・Small grommet: 52mm outer diameter, 32mm inner diameter, 19mm thickness (included with main unit) ・Large grommet: 56m outer diameter, 36mm inner diameter, thickness 19mm (included)・Noise reduction level: Approximately -20dB~28dB・Warranty: 1 year MadeinJapan