3 Back ViewGetting Started• Flash: Illuminate subjects in low-lightenvironments when taking a photo or recordingvideo.• Heart rate sensor: Measure your heart rate usingyour fingertip when using the S Health ™ app. Formore information, see S Health.• Headset jack: Connect an optional headset.• USB charger/Accessory port: Connect theUSB charger (included) and other optionalaccessories (not included).• Microphone: Record audio and detect voicecommands.• Speaker: Play music and other sounds.• SIM card tray: Install the SIM card. For moreinformation, see Install the Nano SIM Card.• Rear camera: Take pictures and record videos.• Infrared transmitter: Controls external devicesusing infrared light.Back ViewSIM card trayHeart rate sensorRear camera FlashHeadset jackUSB charger/Accessory portSpeakerMicrophoneMicrophoneInfrared transmitter
