Original Universal Motorola Bluetooth Wireless Headset H670 Cosmic Blue Up to 8 hours talk time or 8 days standby time. Up to 10 m (33 ft) wireless range with your compatible Bluetooth enabled phone Comfortable even in extended use. Lightweight design with interchangeable hooks to fit your ear Outstanding audio quality. Elevated speaker rests close to your ear delivering loud audio Dimensions: 62 x 24 x 19 mm; 2.4 x 0.9 x .75 inches. Weight: 16 grams 0.56 ounces