Zeb-Silencio 111 headphones have been launched in India. The headset come with a 40mm titanium driver, an adjustable headband and a USB Type-C port. The headphones are claimed to offer up to 55 hours of playback time on a single charge. The Zeb-Silencio 111 are equipped with three preset EQ modes and are also marketed under the name Zeb-Duke 3. Zeb-Silencio 111 headphones have been launched in India. The headset come with a 40mm titanium driver, an adjustable headband and a USB Type-C port. The headphones are claimed to offer up to 55 hours of playback time on a single charge. The Zeb-Silencio 111 are equipped with three preset EQ modes and are also marketed under the name Zeb-Duke 3.