63X63X2cm107gプラスチック中国本体・説明書・保証書35mmステレオプラグケーブルの長さ175cm235cm(最大)These pillow speakers are compatible with all our tinnitus relaxers They can also be used with MP3 playersm stereos radios televisions and other products with a 35mm jack socketThey slip under your pillow and provide stereo sound to surround you as you sleep The speakers have a volume control on the lead that connects to your chosen sound source so there's no need to stretch to adjust the volume The speakers are powered through the product you have connected them to