FM Complementary Broadcast; Compatible with FM wide band reception; Convenient to use with both household power supply and batteries; Can be used for approximately 400 hours (AM reception, built-in speakers, and alkaline batteries); Equipped with a Φ 3.5 inches (9 cm) speaker for loud volume. Can be heard clearly even outdoors. Dial scale for easy reading; Equipped with a light tuning lamp that is easy to select stations. Convenient shoulder strap. *FM supplementary broadcast is a supplementary broadcast of AM programs using FM frequencies for disaster preventions and hearing loss in the broadcast area. Product specifications: Reception frequency 1: AM: 522 - 1620 kHz/FM: 76 - 108 MHz; Power supply: 1: AC 100 V, 50/60 Hz, DC 4.5 V AA batteries (sold separately); Battery life time: 1; When using Toshiba alkaline batteries (3 x AA batteries); When using built-in speaker); AM reception: Approx. 40. 0 hours, FM reception: approx. 300 hours; [When using earphones (32Ω); AM reception: about 800 hours, FM reception: about 600 hours; Speaker *1: φ9.0cm (8Ω) x 1; Input and output terminal: Earphone output: 3.5 φ MINIGI...