PRODUCT GRADING (Grade B) - Good Condition > Very light scratches and light signs of use > Refurbished to the highest standards. Retail Box WHAT IS IN THE BOX Goji Collection GTCIBTP18 Wireless Bluetooth Headphones, Rose Gold PRODUCT DESCRIPTION Free yourself from being tethered to your phone or music device with the Goji Collection GTCIBTP18 Wireless Bluetooth Headphones.Featuring Bluetooth 4.1 with a 10 metre wireless range, you can keep your phone in your bag while on your commute, or leave it at the side during your work out at the gym. Great when you want to focus without distractionsPick up calls on-the-goWhen you\'re on the home straight of your run, you don\'t want to pause because your phone is ringing. With a built-in microphone, you can answer calls hands-free without stopping what you\'re doing, so your flow will never be interrupted.Ready for everyday lifeBecause you never know when you\'ll get caught in some drizzle the GTCIBTP18 Headphones are both splashproof and sweatproof, so you can get on with what you\'re doing without having to worry about them getting a little wet. With seven hours of continuous music playback, you can get through the whole week\'s workouts with confidence that the battery won\'t quit on you. PRODUCT INFORMATION Acoustic system - Closed Cable length - 0.63 m Resistance - Sweat & water resistant (IPX 4 certified) Ear tip wings - Yes Microphone - Yes Playback / functions control - Yes Control positioning - In-line Volume control - Yes Driver type - S40D drivers Speaker diameter - 6 mm Impedance - 16 Ohms Frequency response - 20 - 20,000 Hz Maximum input power - 10 mW Sensitivity - 94 dB Jack - No Bluetooth / wireless range - 10 m Bluetooth - Bluetooth 4.1