DEFENDER WIRELESS HEADPHONES WITH MICROPHONE "TWS" TWINS 638 BLACK 63638

Weight and dimensions Product weight: 40 g Product height: 30 mm Product depth: 65 mm Product width: 30 mm Efficiency Product color: Black Wearing style: In-ear Application: Calls/Music Product type: Headset Packaging data Package height: 120 mm Package width: 91 mm Package depth: 35 mm Weight with packaging: 80 g Ports and interfaces Bluetooth: Yes Bluetooth profiles HFP A2DP AVRCP HSP Frequency band: 2402–2480 Connection method: Wireless Wireless router range: 10 m Bluetooth version: 5.0+EDR Battery Talk time: 2 h Microphone Microphone frequency: 100 - 16000 Hz Microphone type: Built-in microphone Microphone sensitivity: 42 dB Headphones Frequency response: 20 - 20000 Hz Headphone sensitivity: 98 dB Headphone construction: In-ear Acoustic system: Closed Speaker diameter: 1 cm Sustainable development Environmental certificate (sustainable development) RoHS CE