Bluetooth headphones TWINS 916 GREEN

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