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

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