Samsung Wired Earphone With Inline Mic -Black

Bluetooth version: V4.0+EDR Transmission distance: 10 meters Battery capacity: 350MAH Talk time: 20 hours Music time: 15 hours Standby time: 200 hours Charging time: 1-2 hours Speaker：16Ω10mW x 2 Sensitivity: DBM -80 Signal to noise ratio: 95dB Bearing: all directions Frequency range: 2.402GHz-2.480GHz Transmit power: 0dBm. Second (4dBm Max) Working voltage: 3.7V Working current: 18mA Amazing Battery Life Standby time up to 200 hours, music time up to 15 hours and talking time 20 hours, and you can see the battery indicator on your phone notification bar (it works for both Android and Apple). No need to worry about the battery life, just enjoy your trip and sports! Crystal clear sound Whether it's the calls or the music, the sound of this Bluetooth Headphones comes in very clearly and loudly. The Noise Cancelling quality for calling sounds natural and works great. Smart Neckband Design Having the freedom to move around and free your hands for other things, without the hassle of wires dangling around your body, and don't need to worry that the earbuds will drop off.

Item Number:-L21 Wireless Type: bluetooth Wireless Headset Version: V5.0 Style simultaneous connection of two phones no Specification Waterproof: Yes Music listening time: about 4 hours Charging time: about 2 hours Standby time: about 120 hours Process Material: ABS Silicone Cap Battery Type: Li-Polymer Battery Supporting Agreement: HEP / HSP / A2D / AVRCP Headphone Battery Capacity: 3.7V 50mAh Battery capacity: 3.7 V 300 mAh Communication distance: 10 meters (without obstacles) Function: For Mobile Phone, Hifi Headphone, For iPod Charging case: 5-6 times (both earphones) Size: about 2mm * 16mm * 14mm / 0.08 * 0.63 * 0.55in Charging Case Size: About 28mm x 64mm x 42mm / 1.10 * 2.52 * 1.65in