Bluetooth headphones TWINS 916 GREEN

Bluetooth profiles: AVRCP | Bluetooth profiles: A2DP | Sustainability certificates: RoHS | Bluetooth: Yes | Bluetooth version: 5.0+EDR | Microphone type: Built-in | Driver unit: 1 cm | Wireless range: 10 m | Talk time: 4 h | Sustainability certificates: CE | Charging port: 5V USB TYP-C | Warnings: Do not use near sources of heat or flame. | Headphone frequency: 20 - 20000 Hz | Connectivity technology: Wireless | Bluetooth profiles: HSP | Headphone sensitivity: 93 dB | Product colour: Green | Microphone sensitivity: -42 dB | Bluetooth profiles: HFP | Product type: Headset | Recommended usage: Calls/Music | Wearing style: In-ear | Microphone frequency: 100 - 5000 Hz