Plantronics BackBeat PRO 5100 The Plantronics BackBeat Pro 5100 totally wireless earbuds are comfortable to wear and stylish enough to go from the office to the gym. Battery life is above average for truly wireless earbuds and sound quality makes any genre of music sound true to form. Pairing the earbuds took a few tries but aside from that, these are a fine option for exercise enthusiasts and general consumers alike. Designed for the busy, on-the-go crowd, the Plantronics BackBeat Pro 5100 Wireless Earbuds offer an immersive listening experience in a lightweight, small form factor. You can’t always silence the world around you. But you can block it out. Powerful 5.8 mm drivers and snug, noise-isolating ear tips deliver deep bass, natural mid-tones, and crisp highs packed in a tiny, discreet form factor that can travel anywhere Smart sensor technology enables it to automatically halt or resume playback when removed or placed in your ears Water-resistant, IPX4-rated construction offers excellent durability against humidity, sweat, and rain for an uncompromised listening experience Connects To For someone that needs to take and receive calls on a mobile phone. A light weight in-ear headset. Ideal For Mobile professional who relies on mobile phone for on-the-go communication. Audio Performance Crystal clear Bluetooth audio quality with triple-mic active Digital Signal Processing (DSP), & wind canceling. Talk Time & Roaming Range Up to 7 hours of talk time and you can roam up to 98 ft or 30 meters. Edition Backbeat PRO 5100 Type Wireless (Bluetooth) Design Audio Stereo Intended for Mobile Audio Smartphones/Tablets Controls Volume Rocker Colour Black Connectivity 1 x Bluetooth 5.0 1 x MicroUSB Cable Detachable (for Charging Only) Cable Length 1.5m (5 ft) Included Accessories 1 x Charge Case 1 x Ear Tip Sets (Pairs, Various Sizes) 1 x USB Cable Lighting N/A Lighting Colour N/A Lighting Effects Battery Battery Lithium-ion Polymer, Non-Removable, Internal Play Time 13Hrs Speakers Ear Coupling In-Ear Speaker Design Closed Back Driver Size 5.8mm Driver Type Dynamic Neodymium Frequency Response (Headset) 20 – 20,000 Hz Sensitivity (Headset) 94 dB SPL Impedance (Headset) 16 Ohm Microphone Microphone Integrated Microphone Pickup Pattern Noise-Cancelling Dimensions & Weight Dimensions Weight 5.8g (each earbud), 38.6g (charging case without earbuds)