Product Review

True twin wireless stereo bluetooth headphones super stylish, faster pairing, high-fidelity sound , ergonomic design, provide long time comfortable wearing. Please notice: Left earbud will be main headset for call talking/hearing, right earbud will mute.   Features: Bluetooth version: V4.2+edr working distance: Within 33ft/10m music playtime: 3-4 hours calling time: 4-5 hours standby time: Pair 70 hours battery status displayed on your ios bluetooth device battery specs: Li-polymer 3.7v, 50mah charging time: About 1hours   q1: How to pair 1. For initial use, press and hold the button for 3 seconds of either earbud and release after the led flashes between red and blue. (Voice notice: Power on - wait for connection)   how to twin connect 1. Press and hold two earbuds 3 seconds and release after the led flashes between red and blue. (Voice notice: Power on - wait connection) 2. Double click any one earbuds button (not both), two earphones will automatically pair with each other. (Voice notice: Twin successful - wait connection).