Wireless headset with microphone - ES34. Perfect for both training at the gym and everyday use. Provides high-quality, clear sound. Siri voice assistant support. Wireless = unlimited! TWS are an extremely discreet accessory, very comfortable in everyday wear, that does not restrict the user because it does not have a cable. Small size and low weight ensure comfort of use and convenience, without fear of discomfort or burden. Charging case allows you to safely store your headphones and also ensures a constant supply of power to prevent unexpected power drops. Specification: Bluetooth version: 5.0 JL 6936D Battery capacity: 400mAh charging box; single earpiece 55 mAh Charging time: 2 h charger; headset 1.5 h Talk / music time: 5 h Standby time: 100 h Total weight: 41 g