[Machine Translation] Equipped with rear storage to protect the player from shock and water. 1.1-channel speakers that reproduce profound sound. Equipped with a subwoofer to reproduce powerful bass sound in a variety of situations regardless of the environment. Storage space for a player is provided on the back of the main unit. The touch panel can be operated from the top of the high transparency operation sheet. (Product Specifications and Description) / 1.1-channel speakers that reproduce powerful bass sound. Waterproof rating of IPX4 for outdoor use in a wide range of situations, such as sudden rain. *IPX4 equivalent means that water splashed from any direction will have no harmful effects (with the rear cover closed and the slide lock engaged). Not completely waterproof. / Protected design for storing portable players and protecting them from shocks, etc. Easy operation with integrated power/volume knob. Easy operation with integrated power/volume knob / Driven by 4 x AA batteries (sold separately) for use anytime, anywhere AC adapter (sold separately) is available for use without worrying about remaining battery power. Model: Speaker system with built-in amplifier Speaker unit: 38mm (full range) 50mm (subwoofer) Input impedance: 20k Omega Maximum output: 3W (full range) 5W (subwoofer) Playback frequency range: 60~20000Hz Power supply: AA alkaline Power source: AA alkaline batteries x 4 (sold separately) or AA NiMH batteries x 4 (sold separately) Continuous use time: Approx. 40 hours (with AA alkaline batteries) Approx. 30 hours (with AA NiMH batteries) Input cord/plug: Approx. 15 cm/ 3.5 mm 3-pole miniature External dimensions (excluding protruding parts): H246 x W143 x D103 mm x Weight (excluding batteries): Approx. 1 kg