Purchased by myself at an authorized local retailer. Brand new, unused. It has not been opened yet. An ultra-compact AM/FM radio cassette recorder with varying shades of gray. Recording is possible using the included external microphone. It supports two AA batteries, as well as power supply from a USB port, such as a portable power source. NUMBER: 25155NH-AC01 MATERIAL: ABS / COPPER ALLOY RADIO MODE: AM 530-1602kHz・FM 76-108MHz SPEAKER: φ50mm / 8Ω / 1W INPUT/OUTPUT: φ3.5mm MONAURAL USING TIME: AM/FM 47 hours・TAPE 15 hours WEIGHT: 215g