KENWOOD wireless headset with Bluetooth, standby time of 3.5 days. Single-ear type: This is a Bluetooth-compatible wireless headset that allows for hands-free calls and music playback with a single ear. Lightweight design: Approximately 9g lightweight body, making it comfortable to wear for extended periods. Battery performance: Talk time: Approximately 4 hours Music playback: Approximately 6 hours Standby time: Approximately 3.5 days (85 hours) Stable fit: In addition to ear tips that fit securely in the ear, an ear hook is also included to prevent it from falling out. Multi-point support: Can connect to two devices simultaneously (simultaneous use of calls and music playback is not possible). Easy operation: The function button can be used to activate the voice assistant and control calls, and the side buttons can be used to adjust the volume. Color variations: In addition to white (KH-M100-W), black (KH-M100-B) and blue (KH-M100-L) are also available. - Brand: KENWOOD - Model name: KH-M100-W - Type: Wireless headset - Bluetooth compatible: Yes - Standby time: 3.5 days Thank you for viewing.