• Breakdown? In the event of any defects, please contact the seller We will confirm the symptoms and provide information on repairs or replacements 【Usage Precautions】 ① Continuous use at high volume may cause strain on the speaker and could lead to early failure Please use the speaker at a volume setting within the range where the sound does not distort ② The port on the TV to which this device connects is the headphone jack Please note that connecting to the wrong terminal may result in no sound or cause a malfunction • 【For such concerns】 "The TV audio is becoming difficult to hear," "The volume that is just right for my family is completely inaudible to me," "The volume that is just right for my elderly cohabitant is too loud for me." Many people who have actually experienced this have reported an improvement in their hearing, although the effectiveness varies from person to person Also, it may take about two weeks to feel the effect • Equipped with patented "Curved Surface Sound" Technology: A patented technology that generates sound from a board that is curved like an arc, realizes a clear sound It creates a TV environment that is easy for the elderly to hear and at an appropriate volume for the whole family to enjoy ※The perception of sound quality and the extent to which it improves may vary from person to person Please understand in advance • Implementation Record: Numerous implementation records in public institutions, including use for announcement broadcasts on station platforms and for calling systems in waiting rooms at airports and hospitals 【Media Appearances】Numerous media appearances on Gaia no Yoake, WBS, Ohayou Nippon, various newspapers and magazines, etc • 【Model】Compact Curved Sound Speaker System (Built-in Mono Amplifier)【Speaker Format】Newly Developed Hybrid Curved Diaphragm Speaker Unit (Patented)【Frequency Response】250Hz〜20kHz (Overall Characteristics) *Reference Value【Amplifier Output】Practical Maximum Output 18W (Mono)【Input/Input Sensitivity】3.5mm Stereo Mini Jack/90mV (Connect to various devices with TV, headphone output, etc.)【Usage Environment】Temperature -10℃〜40℃ Avoid use in humid environments 【Size】W90mm x H154mm x D200mm (including the upper knob protrusion) 【Weight】Approx. 0.6kg (AC adapter 100g sold separately) 【Power Supply】Using the included power adapter (DCIN 12V 2A) 【Accessories】Power adapter x 1 Audio cable (2m) x 1 (both ends 3.5mm stereo mini plug) 【About audio output】By setting both the TV speakers and the device connected to the earphone jack to output sound, it is possible to output sound simultaneously from the TV speakers When connected to the standard headphone jack, the sound from the TV itself will not be heard