Specifications: -Frequency Range: FM: 64-108 MHz SW: 1711-29999 KHz AM: 520-1710 KHz LW: 100-519 KHz -Sensitivity FM 35 dB AM / LW > 40 dB SW > 40 dB -S/N Ratio: FM> 65dB AM/LW > 40dB SW > 45dB -Output Power > 450 mW -Speaker: Diameter 40mm / Impedance 4 Ohm / Power 3W -Earphone Jack: Diameter 3.5mm -Power supply: -Rechargeable battery: Li-ion 3.7V -External adaptor: USB jack, DC 5V, Current >300mA -Dimensions: approx. 7 ½ (W) X 4 ½ (H) X 1 ¼ (D) -Weight: 1 lb 3 oz(battery not included) Accessories: 18650 rechargeable battery External shortwave antenna Stereo earphones Carrying pouch User manual Kaito Electronics, Inc., amazon.com seller ID: Electronnix, is Tecsun"s sole distributor and service provider in North America. Only Tecsun radios sold by Kaito have user manuals in English and suitable power adapters.