
Specifications
| Model | 
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| Driver Unit | 40.0mm | 
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 | 40.0mm | 
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 | 40.0mm | 
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 | 30.0mm | 
 | 30.0mm | 
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| Frequency Response | 
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| Max. Input Capability | 1200mW (IEC) | 
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 | 1200mW (IEC) | 
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 | 50mW | 
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 | 100mW (IEC) | 
 | 200mW (IEC) | 
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| Battery Life (approx.) | 
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 | 60 hours (using alkaline AAA battery) | 
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| Cord Length | 3.5m | 
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 | 2.5m | 
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 | 3m | 
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 | 0.8m | 
 | 0.8m | 
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| Weight (without cord) | 194g | 
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 | 194g | 
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 | 170g | 
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 | 132g | 
 | 122g | 
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| Plug | 
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| Accessories | 6.3mm plug adaptor | 
 | 6.3mm plug adaptor | 
 | 6.3mm plug adaptor | 
 | AAA battery x1, | 
 | Stickers (4 sheets) | 
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 | Disposable screw driver | 
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| Model | 
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| Noise Reduction | more than 18dB at 150Hz (85%) | 
 | more than 18.5dB at 200Hz (88%) | 
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 | more than 12dB at 300Hz (75% when wide mode) | 
 | 18.5dB at 200Hz (88%) | 
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| Driver Unit | 40.0mm | 
 | 30.0mm | 
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 | 30.0mm | 
 | 8.5mm | 
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| Frequency Response | 
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| Power Supply | AAA battery (DC 1.5V) x 1 | 
 | AAA battery (DC 1.5V) x 1 | 
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 | AAA battery (DC 1.5V) x 1 | 
 | AAA battery (DC 1.5V) x 1 | 
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| Battery Life (approx.) | 50 hours (using alkaline battery) | 
 | 100 hours (using alkaline battery) | 
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 | 50 hours (using alkaline battery) | 50 hours (using alkaline battery) | 
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| Cord Length | 1.2m | 
 | 0 - 1.2m | 
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 | 1.5m | 
 | 1.5m | 
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| Weight | 150g (include battery) | 
 | 160g (include battery) | 
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 | 165g (include battery) | 
 | 38g (include battery) | 
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| Plug | iPhone® compatible,  | 
 | iPhone® compatible,  | 
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 | iPhone® compatible,  | iPhone® compatible,  | 
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| Accessories | Carrying case, AAA battery x 1, | 
 | Carrying pouch x 1, AAA battery x 1, | 
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 | Carrying pouch x 1, AAA battery x 1, | Carrying pouch x 1, AAA battery x1, | 
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| Dual plug adaptor (for  | 
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 | Dual plug adaptor (for  | 
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 | Dual plug adaptor (for  | 
 | Dual plug adaptor (for  | 
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 | 6.3mm plug adaptor | 
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 | Detachable ear loop x 1 | 
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