Defender B525 Free Motion Wireless stereo Headset

Defender B525 Free Motion Wireless Stereo Headset

• Connection type: Wireless Bluetooth
• Type of headphones: Full-size on-ear
• Type of earcups: Closed
• Type of mounting: Headband
• Bluetooth specification: V5.0 + EDR, A2DP, AVRCP, HFP, HSP
• Operating temperature range: -20–60 °
• Operating frequency: 2.402–2.480 GHz
• Membrane diameter: 40 mm
• Sensitivity (headphones): 94 dB
• Sensitivity (microphone): 32 dB
• Frequency response (headphones): 20–20000 Hz
• Frequency response (microphone): 20–16000 Hz
• Operation range: 10–15 m
• Continuous talk/listening period: 8 hrs
• Connectors: 3.5 mm jack, Micro-USB for charging
• The material of headphones: Plastic
• ROHS / CE: Yes
• Power supply: Li-Ion battery