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

Microphone type: Built-in | Battery operated: Yes | Works with the Google Assistant: Yes | Battery charge indicator: Yes | Charging stand: No | Acoustic system: Closed | Fast charging: Yes | Continuous audio playback time: 50 h | Battery life: 3000 min | Fast charging time: 10 min | Battery type: Built-in battery | On/off switch: Yes | Charging source: USB | Bluetooth profiles: HSP | Package height: 228 mm | Product colour: Black | Ear coupling: Circumaural | Works with Apple Siri: Yes | Quantity: 1 | Wearing style: Head-band | Bluetooth profiles: SBC | Harmonized System (HS) code: 8517620000 | Package weight: 310 g | Connectivity technology: Wireless | Operating keys: Volume + | Operating keys: Bluetooth pairing | Operating keys: Track | Bluetooth profiles: HFP | Operating keys: Play/Pause | Operating keys: Track | Bluetooth profiles: AVRCP | Talk time: 40 h | Package width: 44 mm | Cables included: USB | Frequency band: 2.4 GHz | Control type: Buttons | Quick start guide: Yes | Wireless range: 10 m | Bluetooth profiles: AAC | Operating keys: Volume - | Product type: Headset | LED indicators: Charging | Battery technology: Lithium-Ion (Li-Ion) | Bluetooth version: 5.2 | Weight: 147 g | Headset type: Binaural | Bluetooth profiles: A2DP | Battery recharge time: 3 h | Package depth: 172 mm | Control unit type: On-ear control unit | HD voice: Yes | Bluetooth: Yes | Recommended usage: Calls/Music | Warranty card: Yes | LED indicators: Power | Battery voltage: 3.7 V | USB connector: USB Type-C | Driver unit: 3 cm | Warnings: Regularly check the condition of the batteries to prevent leaks. | Warnings: Keep away from children. | Warnings: Do not use near sources of heat or flame.