Product Description: The Plugfones Basic Pro expands on the successes of the Plugfones Basic and provides additional features and control. The most notable difference is the addition of bluetooth capabilities and control. These earplugs with audio feature silicone plugs ready to get you through an entire shift without ear fatigue or discomfort. The plugs have an NRR (noise reduction rating) of 25 dB and are independently tested and compliant with ANSI S3.19-1974 noise reduction standards. The Plugfones Basic Pro boasts an impressive 10 hour battery life and should you need more battery, Plugfones Fast Charge allows you to charge your unit for 10 minutes to get an additional 2 hours of battery life. Bluetooth control is equipped with song ahead, song back, volume up, volume down, answer, hang up, and decline a call. The IsoTalk noise isolating mic dampens ambient noise in busy environments while enhancing vocal audio to make calls clear and concise. The Basic Pro speakers have been factory tuned for high quality audio and an enjoyable listening experience without losing any important frequencies. This model comes in our blue and yellow safety colors. What's Included Basic Pro Wireless Earplug-Earbud Hybrid USB Charging Cable Cable Management Clip Features Fixed, Non-Interchangeable Silicone Plugs with Noise Reduction Rating of 25 dB (Blue/Yellow Basic Pro) SoundSeal Noise-Suppressing Technology Replaceable Foam Bell Plugs with Noise Reduction Rating of 27 dB (Light Blue/Orange Basic Pro) Bluetooth 5.0 Wireless Technology Never Out Battery – Up to 12 Hours of Play Fast Charge IsoTalk Noise Isolating Mic Quickdraw Easy Access Control Sweat-Resistant Specifications Length: 54′′ Weight: 1.6 ounces (45 grams) Speaker Type: Tuned