DescriptionThis item is a portable FM radio with antenna. Compact size, easy to carry, good choice for outdoor walking.With antenna, supports 3.5mm audio cable to connect MP3, 4, 5 and mobile phones, computers and other external speakers.Very convenient to use.Features- Color: White. - Material: Engineering plastic and ABS plastic. - Size: About 12.5x7.2x3.5cm/4.92x2.83x1.38inch. - Supply/charge voltage: DC-5V. - Audio output interface: 3.5mm standard interface. - FM frequency range: 87.5-108MHz. - Spreading frequency: 150~18000Hz (+-3dB). - Speaker: 3Wx1. - Battery: 5C battery. - material, very wear resistance and durable. - Portable size, easy to carry. - Large battery capacity, can be used for long term. - With antenna, supports 3.5mm audio cable to connect MP3, 4, 5 and mobile phones, computers and other external speakers. - Suitable for outdoor hiking, camping, climbing and so on.