Brand Name: OSTRY Connectors: 3.5mm Control Button: No Active Noise-Cancellation: No Style: In-Ear Communication: Wired Vocalism Principle: Hybrid technology Volume Control: No Wireless Type: None Codecs: NONE Support Memory Card: No With Microphone: No Model Number: DK 2001 Resistance: 13Ω Frequency Response Range: 5-40000Hz Sensitivity: 109dB Waterproof: No Is wireless: No Line Length: 1.2m Plug Type: L Bending Support APP: No