卖什么
AI智能戒指可穿戴设备。
商业模式拆解
买家：谁掌握预算？
未核实Individual consumers buying the ring for themselves or as a gift.
触发点：什么让他们现在购买？
未核实Capture notes, dictate and chat privately and hands-free without taking out a phone; whisper-level voice input.
工作流：什么输入变成什么输出？
Hold the ring to speak, release to send with haptic confirmation, notes/chat/dictation land in the Stream iOS app; tap and swipe control music.
经济账：省了什么，怎么收费？
Hardware sale at preorder price USD 249 (listed vs 349), in batches with fully refundable preorder; batch 6 ships January 2027.
渠道：怎么接触到客户？
Direct online store at shop.sandbar.com (Shopify) reached from sandbar.com.
融资历史与报道
| 融资日期 | 轮次 | 金额 | 投资方 | 来源 |
|---|---|---|---|---|
| 2026-03-11 | — | 23 Millionen Dollar | — | news.google.com |
档案汇总自公开报道和公司官网。商业模式部分是 MaxBC 对这些材料的解读，不是已确认的事实；未知之处留空，不作猜测。 更新于 2026-10-12.