Docodemo SPEAKER: SP-1 Converts a Hot Water Boat to a Live House! Presenting your favorite music in the bath, a 360° underwater sensation speaker docodemoSPEAKER accessory that is completely waterproof capsules. Combine with docodemoSPEAKER and bathCAPSULE to make the entire bath a speaker! Put docodemoSPEAKER in this capsule to lock the lid securely. (Easy to install and remove) Fully waterproof capsule allows you to use it safely and freely in the bath, allowing you to sink the speaker into the bath and listen to music. The docodemoSPEAKER unit is sold separately. ■Product Specifications: ●Material: Acrylic, stainless steel, rubber; ●Heat resistant temperature: 122°F (50°C); Cold resistance: 12°F (5°C)●Usable temperature range: 11°F - 133°F (5°C - 45°C).