**Product Specifications:**
**Brand:** earsopen
**Model:** SS900
**Color:** Black/White/Pink/Blue
**Bluetooth Version:** Ver5.2
**Transducer:** BoCo Bone Conduction 9th Generation Micro Transducer
**Continuous Playback Time:** Approximately 7-9 hours (tested by the company)
**Charging Time:** Approximately 1 hour and 15 minutes
**Waterproof Rating:** IPX7
**Single Earbud Dimensions:** Approximately 26.5*29.7*30.1mm
**Charging Case Dimensions:** Approximately 38.5*76.3*43.5mm
**Available Colors:** Pearl White, Starry Black, Cherry Blossom Pink, Cotton Candy Blue
**Package Contents:**
1. Packaging Box (1)
2. Earbuds (1 pair)
3. Charging Case (1)
4. Data Cable (1)
5. Warranty Card (1)
6. User Manual (1)
7. Instruction Card (1)
**Additional Features:**
- Open-ear design for comfortable and hygienic use
- Bluetooth 5.2 for stable and low-latency connectivity
- IPX7 waterproof certification for worry-free use in various environments
- Quick charge: 10 minutes for 2 hours of playback, up to 24 hours total with charging case
- LED battery indicator on the charging case for easy monitoring
- High-quality components: TI driver chip, aptX audio decoding, Precise Air 3.0 technology
- Dual-mic noise cancellation for clear calls
- Seamless switching between earbuds for uninterrupted music and calls
- Touch-sensitive controls to prevent accidental touches
- Lightweight and ergonomic design for a secure and comfortable fit
- High-performance Qualcomm QCC3040 chip for enhanced Bluetooth connectivity
- True Wireless Mirroring for improved stability and connectivity
**Brand Story:**
- earsopen was founded in Tokyo, Japan in 2015 with a mission to promote healthy listening habits for all age groups. The brand has won several awards for its innovative designs and commitment to quality. earsopen is dedicated to integrating Chinese and Japanese research teams to develop bone conduction technology products that offer open, healthy, comfortable, and safe listening experiences.
**Note:** The specifications are based on data from the company's experiments and may vary depending on usage conditions.