Sony WI-XB400 Wireless Bluetooth in Ear Neckband Headphone with Mic

• Extra Bass : Wireless Extra Basss Neckband Headphones for casual and daily usage. Frequency Response (Bluetooth Communication) 20 Hz–20,000 Hz (44.1 kHz Sampling) • Battery Life : Up to 15 Hours of battery life • Quick Charge : Quick charge in 10mins for 60mins playback • Tangle Free Wires : Magnetic housing for tangle-free listening • Headphones with Mic : In-Built Mic for Hands free calling with HD voice • Light Weight : Portable headphones with ultra lightweight at 21g design • Voice assistant : Google Assistant for voice access to music, information and more. Activate with a simple touch • Colour Options : 2 classic colours to blend into your outfit • Driver Unit : 12mm driver unit offers clear sound quality