Product Description:

## Buying Guide for Koss Porta Pro Collection Wireless Headphones:

– Monitor Mode button for outside awareness
– Integrated In-line microphone & remote
– Three sets of silicone ear-tip cushions included to fit all ear shapes & sizes (S, M, & L)
– Two sets of foam ear-tip cushions designed for increased comfort during extended wearing periods (M & L)
– Replaceable battery design (requires 1-AAA battery for ANC)
– Airline Adapter included
– Protective Carrying Case included
– Limited Lifetime Warranty

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