Wearable Bluetooth speaker with one 1" mid-range driver that clips securely to the clothing and seamlessly integrates with your movement, safely balancing all of the audio with your immediate surroundings. It features a durable enclosure with texturized body and rubberized bumpers, spring steel clip, speakerphone capability for answering phone calls, easy-to-use control buttons and a standard USB port with hinged waterproof cap for quick and easy on-the-go charging. At full charge the speaker provides three hours of power at just over half volume. Frequency response: 352 Hz-20 kHz. Dimensions: 74.9 x 34.8 x 19.8 mm. Weight: 30 g. Black colour design.