Sennheiser MOMENTUM True Wireless 2 Instruction manual MOMENTUM True Wireless - Page 14

Using the earphones Using the earphones Information on the rechargeable battery, the charging process and the first use The earbuds and the charging case each have a built-in rechargeable battery. The charging case allows you to store the earbuds safely at all times while they are being charged. Rechargeable battery Earbuds Earbuds and charging case Operating/standby time with fully charged rechargeable batteries approx. 7 hours of operating time (test conditions: iPhone within 1 m distance, Bluetooth AAC codec, volume level 50 %, Transparent Hearing off, ANC off, no customized EQ) approx. 28 hrs (up to 3 additional charging cycles of the earbuds via the charging case) Upon delivery, the rechargeable batteries of the earbuds and the charging case are in sleep mode and have to be woken up by connecting them to a power source once. Sennheiser recommends charging the earbuds and the charging case for a complete charging cycle without interruption before using for the first time. A complete charging cycle of the charging case and the earbuds takes about 1.5 hours. The quick charge function gives you approx. 1.5 hour of playback time after 10 minutes of charging. Sennheiser recommends using the supplied USB cable and a compatible standard USB power supply for charging the headphones. When a USB cable connected to a power source is also connected to the charging case, the rechargeable battery of the charging case is being charged. When the earbuds are inserted into the charging box, their rechargeable batteries are being charged at the same time. The LED of the charging case displays the charging process (> 8). When the battery charge of the earbuds drops to a critical level, a voice prompt asks you to recharge the earbuds ("Recharge headset"). The charge status of the rechargeable battery of the charging case is displayed by the LED on the charging case (> 8). 14 | MOMENTUM True Wireless 2