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

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