Ultra-light wireless sweat-proof in-ear headphones that will stay secure and comfortable in your ears even when the workout gets tough. They allow for wireless connection of any compatible device via Bluetooth with aptX technology and feature 6mm neodymium drivers for only the clearest audio. They also provide 11 hours of audio playback on a single charge and are sweat-proof with an IPX4 certification. The AuraSeal soft silicone tips on both ear buds block out the surrounding noise and come in three different sizes (as well as the ear buds) to make sure the headphones stay secure. The headphones also feature an invisible microphone that comes with ClearSpeech Engine technology and an inline remote for easy access to calls and music playback control. Their special silicone over-moulded cable minimizes microphonics so that everything is heard crisp and clear without interferences. A 0.3m long USB cable for charging, cable clip and compact carry case are also included. Cable length: 50 cm. Operation range: up to 10 m. Frequency response: 20 Hz-20 kHz. Weight: 15 g. Neon Green colour design.