[
    {
        "role": "user",
        "content": "does%20Lenovo%20have%20a%20wireless%20stereo%20headset%20with%20the%20model%20number%20LB-310"
    },
    {
        "role": "assistant",
        "content": "Yes \u2014 Lenovo does have a wireless headset with the model number **LB-310**. It\u2019s described as a *Wireless Stereo Headset / Wireless VoIP Headset*. ([device.report](https://device.report/m/92bbeea11b3097450afc63b98c5ad78668a805e5858d7d57d480ee720fea6f41?utm_source=openai))\n\nHere are some of the confirmed details about the LB-310:\n\n---\n\n### Key Specifications & Features\n\n- Officially known as the **Lenovo Wireless Stereo Headset (LB-310)** or **Lenovo Wireless VoIP Headset (LB-310)**. ([fcc.report](https://fcc.report/FCC-ID/2AAP8-LB310/7161218.pdf?utm_source=openai))  \n- Uses **Bluetooth dual-mode** wireless technology. ([fcc.report](https://fcc.report/FCC-ID/2AAP8-LB310/7161218.pdf?utm_source=openai))  \n- Frequency range: **2,402-2,480 MHz** (standard for Bluetooth devices). ([fcc.report](https://fcc.report/FCC-ID/2AAP8-LB310/7161218.pdf?utm_source=openai))  \n- Has an **internal battery** (3.8 V DC, 640 mAh) or can be powered directly via **USB-C / USB-A** (depending on model / dongle). ([fcc.report](https://fcc.report/FCC-ID/2AAP8-LB310/7161218.pdf?utm_source=openai))  \n- Official part/manufacturer number: **SP41Q30305**. ([device.report](https://device.report/m/92bbeea11b3097450afc63b98c5ad78668a805e5858d7d57d480ee720fea6f41?utm_source=openai))  \n\n---\n\n### Performance & Usage Details\n\n- Playback time: **\u2248 60 hours** between charges. ([datacentersupport.lenovo.com](https://datacentersupport.lenovo.com/mw/de/accessories/acc500353?utm_source=openai))  \n- Talk time: **\u2248 31 hours** using the mic. ([datacentersupport.lenovo.com](https://datacentersupport.lenovo.com/mw/de/accessories/acc500353?utm_source=openai))  \n- Weight: **~ 137\u2013138 grams**, for wearing comfort. ([datacentersupport.lenovo.com](https://datacentersupport.lenovo.com/mw/de/accessories/acc500353?utm_source=openai))  \n- Connectivity: Bluetooth 5.3 with multipoint support. ([datacentersupport.lenovo.com](https://datacentersupport.lenovo.com/mw/de/accessories/acc500353?utm_source=openai))  \n\n---\n\nSo in summary: yes, Lenovo\u2019s LB-310 is a wireless stereo headset (also oriented for VoIP), and these are its main specifications.  \n\nIf you want, I can pull up where to buy it in the US, user reviews, or compare it with other comparable headsets."
    },
    {
        "role": "user",
        "content": "yes%2C%20would%20like%20to%20know%20where%20it%20can%20be%20bought%20and%20for%20what%20price%3F"
    },
    {
        "role": "assistant",
        "content": "Here are some current listings for the Lenovo LB-310 wireless headset, along with their prices and buying options in the U.S. and for international orders:\n\n---\n\n### \ud83d\uded2 U.S. & Online Listings\n\n| Seller | Condition & Details | Price (USD) | Notes |\n|---|---|---|---|\n| **eBay (Open-box)** | \u201cLenovo LB310 Wireless Bluetooth Headset Black \u2013 Open Box / Like New\u201d | ~$41.95 (+ shipping) ([ebay.com](https://www.ebay.com/itm/397625201392?utm_source=openai)) | Typically ships from North Carolina; condition is open box. |\n| **eBay (New / Open-box)** | Black LB-310, \u201cOpen Box\u201d condition | ~$39.00 ([ebay.com](https://www.ebay.com/b/Lenovo-Headband-Computer-Headsets/80183/bn_97020932?utm_source=openai)) | Sellers are in U.S.; free or low shipping depending on listing. |\n\n---\n\n### \ud83c\udf0f International Options\n\n| Seller | Condition & Details | Price (USD) | Notes |\n|---|---|---|---|\n| **Bunjang Global (South Korea)** | \u201cWireless VoIP Headset (Teams)\u201d described as model LB310 | ~$27.71 (USD) ([globalbunjang.com](https://globalbunjang.com/product/420406622?utm_source=openai)) | New, but shipping from South Korea; transit time longer, watch for customs. |\n\n---\n\n### \u2705 Summary & Buying Tips\n\n- Most U.S. listings are priced between **$39 and $45**, especially open-box or \u201cnew but opened\u201d condition. Shipping costs may add a few dollars.  \n- The cheapest new listings (or those listed as new or \u201cunused\u201d) are overseas (~$25-$30), but include longer shipping and potential import duties.  \n- If you prioritize condition and speed, U.S. eBay open-box listings are likely your best option.  \n- Always check seller feedback and return policy, especially for open-box or \u201cnew-unused\u201d conditions.\n\n---\n\nIf you want, I can check current inventory on Amazon, Walmart, or Lenovo\u2019s own U.S. store to see whether they carry this model in stock."
    }
]