Billboard Bluetooth Earbuds (MG507)

Bluetooth wireless ear buds with controller. ERGONOMICS DESIGN: In-ears headphone is designed according to ergonomics, which makes it fit perfectly to your ear and comfortable. HIGH-FIDELITY SOUND QUALITY AND STEREO EFFECT: enables clearer sound during calls and listening to music

1.Bluetooth: Yes
2.Reflective cord
3.Receiver Distance: 33 ft
4.Charging Time:1.5 Hours
5.Playing Time: 3 Hours
6.Standby Time: 50 Hours
7.Power Supply: Li-ion Battery55 mAh
8.Driver Unit: Dia. 10 mm
9.Frequency Range: 20-20,000 Hz
10.Sensitivity: 103 dB +/- 5dB
11.Micro USB Charging Cable
12. 3 Eartips included