Defender Twins 638 Headset Wireless In-ear Calls/Music Bluetooth Black

Product colour: Black | Wireless range: 10 m | Package width: 91 mm | Connectivity technology: Wireless | Sustainability certificates: RoHS | Ear coupling: Intraaural | Product type: Headset | Depth: 65 mm | Wearing style: In-ear | Weight: 40 g | Package depth: 35 mm | Talk time: 2 h | Sustainability certificates: CE | Bluetooth profiles: AVRCP | Acoustic system: Closed | Height: 30 mm | Package weight: 80 g | Width: 30 mm | Bluetooth: Yes | Microphone type: Built-in | Microphone frequency: 100 - 16000 Hz | Bluetooth version: 5.0+EDR | Frequency band: 2402–2480 | Headphone frequency: 20 - 20000 Hz | Headphone sensitivity: 98 dB | Recommended usage: Calls/Music | Package height: 120 mm | Driver unit: 1 cm | Bluetooth profiles: HSP | Bluetooth profiles: HFP | Microphone sensitivity: 42 dB | Bluetooth profiles: A2DP