Sony WH-CH520 Headset Wireless Head-band Calls/Music USB Type-C Bluetooth Blue

Product type: Headset | Product colour: Blue | Ear coupling: Circumaural | Connectivity technology: Wireless | Headset type: Binaural | LED indicators: Power | LED indicators: Charging | Wearing style: Head-band | Package width: 44 mm | Package weight: 310 g | Cables included: USB | Bluetooth profiles: AAC | Bluetooth profiles: HSP | Weight: 147 g | Quick start guide: Yes | Bluetooth: Yes | USB connector: USB Type-C | Recommended usage: Calls/Music | Driver unit: 3 cm | Battery voltage: 3.7 V | Bluetooth profiles: AVRCP | Talk time: 40 h | Bluetooth profiles: HFP | Wireless range: 10 m | Bluetooth profiles: SBC | Package depth: 172 mm | Battery type: Built-in battery | On/off switch: Yes | Battery technology: Lithium-Ion (Li-Ion) | Bluetooth version: 5.2 | Package height: 228 mm | Battery recharge time: 3 h | Control unit type: On-ear control unit | Warranty card: Yes | Bluetooth profiles: A2DP | Frequency band: 2.4 GHz | Control type: Buttons | Fast charging: Yes | Charging source: USB | Acoustic system: Closed | Works with the Google Assistant: Yes | Microphone type: Built-in | Battery operated: Yes | Battery charge indicator: Yes | Operating keys: Volume + | Operating keys: Bluetooth pairing | Operating keys: Track | Operating keys: Volume - | Charging stand: No | Operating keys: Play/Pause | Operating keys: Track | Continuous audio playback time: 50 h | Fast charging time: 10 min | Battery life: 3000 min | HD voice: Yes | Works with Apple Siri: Yes