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SRS technology provides rich dynamic sound
Auto-tuning adjusts the frequency for crisp clear sound at the touch of a button
PLL technology locks in frequency to prevent signal loss
Lightweight headphones with self-adjusting headband and velvet earpad to provide soft comfortable fit
Up down volume button for a precise and accurate volume control
Headphones use rechargeable Ni-Cd batteries (included) or standard alkaline batteries (optional)
Pearl and black finish
