​​Headset STREETZ HL-BT404, Bluetooth noise cancelling headphones, microphone

​• 3.5mm connector
• Active nouse cancelling
• Features: Active noise-cancelling up to 20 dB, foldable
• Button operation: Answer/End call/media buttons/Noise cancelling on/off
• Microphone: Yes
• Volume control: Yes
• Connections: Bluetooth and 3.5 mm
• Bluetooth range: 10 m
• Bluetooth: 5.0
• Driver diameter: Ø 40 mm
• Frevensomfång: Headphones: 20 Hz – 20 kHz
• Microphone: 20 Hz – 20 kHz
• Impedance: 
        Headphones: 32 Ω
        Microphone: 2.2 kΩ
• Noise cancellation: 15 – 20 dB, 30 – 500 Hz
• Sensitivity:
    Headphones: 110 dB ± 3 dB
    Microphone: -42 dB ± 2 dB
• SNR: 85 dB
• Music and talk time: Noise-cancelling on: ~6 hours, Noise-cancelling off: ~9 hours
• Standby tid: ~24 hours
• Charging time: ~2 hours
• Charge port: Micro-USB input (5 V, 500 mAh)
• Battery: 3.7 V 380 mAh, Li-Po

​​Slušalice STREETZ HL-BT405, voice 
assistant Bluetooth headset

​• Activation button for Siri and Google Assistant
• Talk time: Up to 12 hours
• Playtime: up to 10 hours
• Driver diameter: Ø 40 mm
• Frequency response:
    Headphones: 20 Hz – 20 kHz
    Microphone: 70 Hz – 10 kHz
• Impedance: 16 Ω
• Charge via Micro USB
• Can also play via 3.5 mm cable (included)
• Bluetooth version: Bluetooth 5