Bluetooth headphones TWINS 903 white

Ear coupling: Intraaural | Bluetooth profiles: AVRCP | Sustainability certificates: CE | Product colour: White | Sustainability certificates: RoHS | Bluetooth profiles: HFP | Recommended usage: Calls/Music | Wireless range: 10 m | Bluetooth: Yes | Driver unit: 1 cm | Talk time: 4 h | Connectivity technology: Wireless | Microphone type: Built-in | Headphone sensitivity: 102 dB | Microphone sensitivity: 42 dB | Bluetooth profiles: A2DP | Headphone frequency: 20 - 20000 Hz | Bluetooth profiles: HSP | Microphone frequency: 100 - 16000 Hz | Bluetooth version: 5.0+EDR | Product type: Headset | Wearing style: In-ear