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Cable: 2.4 metres nylon braided Connector: USB A Male Multi-color LED lights Earphone: Driver unit: 50 mm Frequency range: 20 Hz – 20 kHz Impedance: 32 Ohm Microphone: Type: 6mm dia. electret condenser microphone Direction: Omni-directional Frequency Response: 75 Hz - 16 kHz Impedance: 2.2 k Ohm Sensitivity: -42 dB ± 2 Learn More

Bluetooth & Charging: Bluetooth 4.1 Supports A2DP, AVRCP, HFP, HSP 10m wireless range Bluetooth frequency range: 2.4 GHz-2.4835 GHz Up to: 10 hours playback / 13 hours talk time / 250 hours standby time Charge time: Approx. 5 hours Charging input: USB DC 5V Battery: Rechargeable 380mAh Li-polymer battery Earphone: Frequency range: 20 Hz – 20 kHz Impedance: 32 ohms Sensitivity: 108 dB Driver unit: 40 mm Microphone: Frequency range: 30 Hz – 16 kHz Impedance: 2200 ohms Sensitivity: -52 dB Directivity: Omni Learn More

Type: Back Electret Condenser Directivity: Uni directional Frequency response: 30 – 16,000Hz Sensitivity: -38 +/-3dB S/N ratio: 70dB Sampling rate: 192Khz/24bit Equivalent noise level: 16 dB Max Voltage: Powered from USB, DC 5.0V Material of main body: Aluminum + ABS plastic Learn More

Cable: 2.2 metres nylon braided Connector: USB straight A-type Multi-color LED lights Earphone: - Driver unit: 50mm - Frequency range: 20 Hz - 20 kHz - Impedance: 20 Ohm Microphone: - Type: 6mm dia. Electret condenser microphone - Direction: Omni-directional - Frequency Response: 30 Hz - 16 kHz - Impedance: 2.2k Ohm - Sensitivity: -38dB ± 3dB Volume control: - On the left ear-cup: Up / Down Learn More