LEMFO M07 Foldable Bluetooth Headphone Wireless Stereo 4.0 Headset Headband Earphone Portable For Phones And Music

Features: *High-grade leather headphone sheath and ear pads. *Foldable and portable carrying. *Breathable and punching soft ear pads. *Build-in microphone and hands-free key operation. *Support wired connection with line-in port. *Clear sound gives you long-term comfort. *Exquisite sound, good high frequency extension, rich in details. *High degree of separation, and full stereo feeling. Specification: Mic. Spec *Microphone Unit: Φ4*1.5mm *S.P.L: -42±3dB S.P.L at 1KHz *Impedance: ≤2.2kΩ *Frequency response: 100Hz-10,000Hz *Directivity: Omni-directional Speaker Spec *Speaker diameter: Φ40mm *Frequency response: 20Hz-20KHz *Impedance: 32Ω *S.P.L: 95±3dB S.P.L at 1KHz *Rated power: 20mW Bluetooth Spec *Bluetooth version: 4.0+EDR *Support profile: HSP/HFP/A2DP/AVRCP *Transmission frequency: 2.40GHz-2.48GHz *Transmission distance: 10m *Transmission power: Class 2 0.025-2.5mW Battery Spec *Charging port: Micro USB *Standby time: More than 250 hours *Talking time: About 14 hours *Playing time: About 14 hours *Charging time: About 2-3 hours *Battery type: Build in 250mah rechargeable lithium battery *Storage temperature: 0°C-40°C *Operating temperature: -20°C-65°C *Package Size: 18*13.4*6.8cm Package list: 1 x Bluetooth Headset 1 x Micro USB charging cable 1 x 3.5mm Aduio cable 1 x User manual Pictures: