Mackie CR Series - Ear Buds Plus All-Day Comfortable Fit: With three different sizes of silicone and foam ear tips included and a secure, over-ear design, you can listen for hours and even do a little dancing in maximum comfort. Dual-Driver Design: Dual dynamic drivers offer incredible depth and a wide soundstage for a true reference quality sound while providing incredibly punchy low-frequency response. Answer Calls & Control Music: In-line mic and controls let you answer calls, play/pause music, and control volume on your smartphone. Carry Bag: Keep your CR-Buds+ protected and free of dirt and grime while traveling. Pro Form Factor: With an over-ear design, these offer an ultra-secure fit that will stay put even with some serious headbanging, if that’s your thing. Professional Fit: With three different sizes of silicone and foam ear tips included, you can choose what works best for your ears for maximum comfort, sound isolation, and bass response. Dual Precision Drivers: Featuring dual dynamic drivers, CR-Buds+ earphones offer incredible depth and a wide soundstage for a true reference quality sound while providing incredibly punchy low-frequency response. Listen in Style: Make a statement with signature Mackie cosmetics Answer Calls and Control Your Music: In-line microphone with call answer control. Play/Pause music (may support additional functionality depending on your device). Device volume controls. Soft Case Included: Keep your CR-Buds+ protected when traveling. Sensitivity: 93 db Impedance: 8 ohms Frequency Range: 20Hz – 20kHz Cable Length: 51 in. / 130 cm Color: Mackie Black Driver Type: Dual Dynamic