User Manual - M4204
Page 4
.... Exposure to let you hear outside sounds, don't turn down the volume or stop using the headset. • Do not use unauthorized chargers or power adapters. Caution: Danger of fire, explosion, or chemical burn if abused. Important Battery Precautions • Any battery may cause damage...product uses more than one battery, do not exceed 50°C (122°F). There are inserted correctly. condensation problems may reset the player by qualified personnel. Never use an unauthorized battery. Hearing experts advise against continuous extended play your headset at a high volume. Do not...
.... Exposure to let you hear outside sounds, don't turn down the volume or stop using the headset. • Do not use unauthorized chargers or power adapters. Caution: Danger of fire, explosion, or chemical burn if abused. Important Battery Precautions • Any battery may cause damage...product uses more than one battery, do not exceed 50°C (122°F). There are inserted correctly. condensation problems may reset the player by qualified personnel. Never use an unauthorized battery. Hearing experts advise against continuous extended play your headset at a high volume. Do not...