Ausdom M04S-B Bluetooth Headphones for All Smartphones, Tablets, PC, Mac and Laptops - Retail Packaging - Black

Inspire your senses, Inspire yourself by rich stereo sound with the Ausdom M04 headphones: Rich Bass and full range sound, Comfortable, lightweight fit for long-term wearing, Can be used both wired and wireless, Easily adjust audio and phone call. Technical Specifications: Bluetooth v3.0, Talk and play time:18 hours, Standby time 250 hours, Charging time: 2-3 hours, Speaker diameter: 40mm, Frequency range: 20Hz-20KHz, Sensitivity: 103±3dB, Impedance: 64Ω. What's in box? Ausdom M04 Headset, USB Charging Cable, 3.5mm Audio cable (4feet/ 1.2m), User manual.