Nothing Headphone (a) Over-Ear ANC Headphones Black

Sound Transducers: 40 mm RF Frequency: 20 Hz – 40,000 Hz Diaphragm: PEN + PU titanium coated Sound tuning: nothing.tech Active Noise Cancellation (ANC) Type: adaptive Up to 40 dB Frequency range: up to 2000 Hz Microphones Total: 4 microphones 2 microphones for ANC (one per side) Connectivity Connection range: 10 m Bluetooth: version 5.4 Dual connection: Yes Compatibility: Android 5.1 or higher, iOS 13 or higher Codecs: AAC, SBC, LDAC Battery Type: Rechargeable lithium-ion battery Capacity: 1060 mAh Charging: USB-C cable Charging power: 2.5W – 5W Full charge time: 2 hours Fast charging Without ANC: 5 minutes for 8 hours of playback With ANC: 5 minutes for 5 hours of playback Autonomy (AAC) Playback without ANC: up to 135 hours ANC playback: up to 75 hours Autonomy (LDAC) Playback without ANC: up to 90 hours ANC playback: up to 62 hours Calls Talk time without ANC: up to 72 hours ANC talk time: up to 50 hours Other functions Transparency Mode 3-microphone algorithm for calls Google FastPairy and Microsoft SwiftPair are quick pairing tools. Hi-Resy LDAC Certifications LED charging status indicator Low latency mode IP52 dust and water resistance Sustainability Plastic-free packaging 100% renewable energy used in final assembly Carbon footprint: 12.6 kg of CO2 equivalent