Sony WH-H900N/BM h.ear on 2 Bluetooth Wireless Noise Canceling Over-Ear Headphone specs Color : Black Model : WH-H900N/BM Bluetooth : Yes Wireless : Yes Brand : Sony Weight (oz) : 1L Sony WH-H900N/BM h.ear on 2 Bluetooth Wireless Noise Canceling Over-Ear Headphone Sony WH-H900N/BM h.ear on 2 Bluetooth Wireless Noise Canceling Over-Ear Headphones w/Integrated Mic (Gray/Black) General Features: Color: Gray/Black Over-ear design Bluetooth wireless Noise canceling Built-in microphone Lightweight and ergonomic Headphones fold up  Soft ear pads stay comfortable all day  One-touch NFC High-Resolution Audio compatible DSEE HX upscales compressed music to near high-resolution sound quality Digital noise cancellation and Ambient Sound Mode let you control what you hear Touch sensor control panel for easy operation Fine-tune your sound using the Sony Headphones Connect app LDAC for the transmission of High-Resolution Audio content Touch Sensor volume control Titanium-coated diaphragm  Neodymium magnet Closed, dynamic headphone type Circumaural wearing Style Single-sided (detachable) cord type Approx. 3.94 ft cord length Gold-plated L-shaped stereo mini plug Specifications: Driver Unit: 1.57", dome type (CCAW Voice Coil) Impedance (OHM): 32 ohm (1 kHz) (when connecting via the headphone cable with the unit turned on), 16 ohm (1 kHz) (when connecting via the headphone cable with the unit turned off) Frequency Response (Active Operation): 5–40,000 Hz (JEITA) Sensitivities (DB/MW): 103 dB/mW (1 kHz) (when connecting via the headphone cable with the unit turned on), 98 dB/mW (1kHz) (when connecting via the headphone cable with the unit turned off) Bluetooth Specifications: Version: 4.1 Effective Range: Line of sight approx. 30 ft (10 m) Frequency Range: 2.4 GHz band Profile: A2DP, AVRCP, HFP, HSP Supported Audio Format(s): SBC, AAC, aptX, aptX HD, LDAC Supported Content Protection: SCMS-T Frequency Response (Bluetooth Communication): 20 Hz–20,000 Hz (44.1 kHz...